Home / 745,817.25-1,118,726.01-247,181.25

Finding the Fourth Proportional to 745,817.25, 1,118,726.01 and 247,181.25

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Solution

The fourth proportional to 745,817.25, 1,118,726.01 and 247,181.25 is: 370,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,817.25 : 1,118,726.01 = 247,181.25 : x
  2. Step 2: Convert to fraction form
    745,817.25/1,118,726.01 = 247,181.25/x
  3. Step 3: Cross multiply
    745,817.25x = 1,118,726.01 × 247,181.25
  4. Step 4: Simplify right side
    745,817.25x = 276,528,093,559.31
  5. Step 5: Solve for x
    x = 276,528,093,559.31/745,817.25
  6. Step 6: Final answer
    x = 370,771.92

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Double scale
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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.