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Finding the Fourth Proportional to 629,967.61, 945,394.22 and 569,737.63

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Solution

The fourth proportional to 629,967.61, 945,394.22 and 569,737.63 is: 855,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,967.61 : 945,394.22 = 569,737.63 : x
  2. Step 2: Convert to fraction form
    629,967.61/945,394.22 = 569,737.63/x
  3. Step 3: Cross multiply
    629,967.61x = 945,394.22 × 569,737.63
  4. Step 4: Simplify right side
    629,967.61x = 538,626,662,318.50
  5. Step 5: Solve for x
    x = 538,626,662,318.50/629,967.61
  6. Step 6: Final answer
    x = 855,006.91

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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.