Home / 741,164.40-1,112,038.20-291,808.80

Finding the Fourth Proportional to 741,164.40, 1,112,038.20 and 291,808.80

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Solution

The fourth proportional to 741,164.40, 1,112,038.20 and 291,808.80 is: 437,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,164.40 : 1,112,038.20 = 291,808.80 : x
  2. Step 2: Convert to fraction form
    741,164.40/1,112,038.20 = 291,808.80/x
  3. Step 3: Cross multiply
    741,164.40x = 1,112,038.20 × 291,808.80
  4. Step 4: Simplify right side
    741,164.40x = 324,502,532,696.16
  5. Step 5: Solve for x
    x = 324,502,532,696.16/741,164.40
  6. Step 6: Final answer
    x = 437,828.01

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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.