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Finding the Fourth Proportional to 623,737.95, 935,463.85 and 174,490.48

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Solution

The fourth proportional to 623,737.95, 935,463.85 and 174,490.48 is: 261,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,737.95 : 935,463.85 = 174,490.48 : x
  2. Step 2: Convert to fraction form
    623,737.95/935,463.85 = 174,490.48/x
  3. Step 3: Cross multiply
    623,737.95x = 935,463.85 × 174,490.48
  4. Step 4: Simplify right side
    623,737.95x = 163,229,536,942.25
  5. Step 5: Solve for x
    x = 163,229,536,942.25/623,737.95
  6. Step 6: Final answer
    x = 261,695.70

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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.