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Finding the Fourth Proportional to 563,405.27, 845,952.10 and 487,737.19

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Solution

The fourth proportional to 563,405.27, 845,952.10 and 487,737.19 is: 732,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,405.27 : 845,952.10 = 487,737.19 : x
  2. Step 2: Convert to fraction form
    563,405.27/845,952.10 = 487,737.19/x
  3. Step 3: Cross multiply
    563,405.27x = 845,952.10 × 487,737.19
  4. Step 4: Simplify right side
    563,405.27x = 412,602,297,689.91
  5. Step 5: Solve for x
    x = 412,602,297,689.91/563,405.27
  6. Step 6: Final answer
    x = 732,336.60

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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.