Home / 581,729.43-802,517.13-340,022.19

Finding the Fourth Proportional to 581,729.43, 802,517.13 and 340,022.19

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Solution

The fourth proportional to 581,729.43, 802,517.13 and 340,022.19 is: 469,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,729.43 : 802,517.13 = 340,022.19 : x
  2. Step 2: Convert to fraction form
    581,729.43/802,517.13 = 340,022.19/x
  3. Step 3: Cross multiply
    581,729.43x = 802,517.13 × 340,022.19
  4. Step 4: Simplify right side
    581,729.43x = 272,873,632,055.12
  5. Step 5: Solve for x
    x = 272,873,632,055.12/581,729.43
  6. Step 6: Final answer
    x = 469,073.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.