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Finding the Fourth Proportional to 704,302.72, 971,167.49 and 523,350.34

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Solution

The fourth proportional to 704,302.72, 971,167.49 and 523,350.34 is: 721,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,302.72 : 971,167.49 = 523,350.34 : x
  2. Step 2: Convert to fraction form
    704,302.72/971,167.49 = 523,350.34/x
  3. Step 3: Cross multiply
    704,302.72x = 971,167.49 × 523,350.34
  4. Step 4: Simplify right side
    704,302.72x = 508,260,831,043.78
  5. Step 5: Solve for x
    x = 508,260,831,043.78/704,302.72
  6. Step 6: Final answer
    x = 721,651.10

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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.