Home / 581,694.12-802,475.52-339,867.96

Finding the Fourth Proportional to 581,694.12, 802,475.52 and 339,867.96

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Solution

The fourth proportional to 581,694.12, 802,475.52 and 339,867.96 is: 468,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,694.12 : 802,475.52 = 339,867.96 : x
  2. Step 2: Convert to fraction form
    581,694.12/802,475.52 = 339,867.96/x
  3. Step 3: Cross multiply
    581,694.12x = 802,475.52 × 339,867.96
  4. Step 4: Simplify right side
    581,694.12x = 272,735,713,919.96
  5. Step 5: Solve for x
    x = 272,735,713,919.96/581,694.12
  6. Step 6: Final answer
    x = 468,864.49

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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.