Home / 749,178.89-1,123,534.09-250,426.25

Finding the Fourth Proportional to 749,178.89, 1,123,534.09 and 250,426.25

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Solution

The fourth proportional to 749,178.89, 1,123,534.09 and 250,426.25 is: 375,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,178.89 : 1,123,534.09 = 250,426.25 : x
  2. Step 2: Convert to fraction form
    749,178.89/1,123,534.09 = 250,426.25/x
  3. Step 3: Cross multiply
    749,178.89x = 1,123,534.09 × 250,426.25
  4. Step 4: Simplify right side
    749,178.89x = 281,362,422,662.13
  5. Step 5: Solve for x
    x = 281,362,422,662.13/749,178.89
  6. Step 6: Final answer
    x = 375,561.07

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Half scale
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Double scale
Find fourth proportional to 749,179.89, 1,123,535.59 and 250,427.25
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.