Home / 581,487.66-802,335.35-339,723.52

Finding the Fourth Proportional to 581,487.66, 802,335.35 and 339,723.52

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Solution

The fourth proportional to 581,487.66, 802,335.35 and 339,723.52 is: 468,749.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,487.66 : 802,335.35 = 339,723.52 : x
  2. Step 2: Convert to fraction form
    581,487.66/802,335.35 = 339,723.52/x
  3. Step 3: Cross multiply
    581,487.66x = 802,335.35 × 339,723.52
  4. Step 4: Simplify right side
    581,487.66x = 272,572,189,322.43
  5. Step 5: Solve for x
    x = 272,572,189,322.43/581,487.66
  6. Step 6: Final answer
    x = 468,749.74

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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.