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Finding the Fourth Proportional to 602,734.77, 831,456.90 and 459,245.70

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Solution

The fourth proportional to 602,734.77, 831,456.90 and 459,245.70 is: 633,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,734.77 : 831,456.90 = 459,245.70 : x
  2. Step 2: Convert to fraction form
    602,734.77/831,456.90 = 459,245.70/x
  3. Step 3: Cross multiply
    602,734.77x = 831,456.90 × 459,245.70
  4. Step 4: Simplify right side
    602,734.77x = 381,843,006,060.33
  5. Step 5: Solve for x
    x = 381,843,006,060.33/602,734.77
  6. Step 6: Final answer
    x = 633,517.47

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1.5x scale

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.