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Finding the Fourth Proportional to 539,599.46, 744,653.28 and 297,882.16

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Solution

The fourth proportional to 539,599.46, 744,653.28 and 297,882.16 is: 411,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,599.46 : 744,653.28 = 297,882.16 : x
  2. Step 2: Convert to fraction form
    539,599.46/744,653.28 = 297,882.16/x
  3. Step 3: Cross multiply
    539,599.46x = 744,653.28 × 297,882.16
  4. Step 4: Simplify right side
    539,599.46x = 221,818,926,752.91
  5. Step 5: Solve for x
    x = 221,818,926,752.91/539,599.46
  6. Step 6: Final answer
    x = 411,080.71

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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.