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Finding the Fourth Proportional to 497,006.10, 745,509.15 and 308,049.30

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Solution

The fourth proportional to 497,006.10, 745,509.15 and 308,049.30 is: 462,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,006.10 : 745,509.15 = 308,049.30 : x
  2. Step 2: Convert to fraction form
    497,006.10/745,509.15 = 308,049.30/x
  3. Step 3: Cross multiply
    497,006.10x = 745,509.15 × 308,049.30
  4. Step 4: Simplify right side
    497,006.10x = 229,653,571,801.10
  5. Step 5: Solve for x
    x = 229,653,571,801.10/497,006.10
  6. Step 6: Final answer
    x = 462,073.95

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Similar ratio
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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.