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Finding the Fourth Proportional to 629,823.98, 867,498.46 and 522,048.62

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Solution

The fourth proportional to 629,823.98, 867,498.46 and 522,048.62 is: 719,052.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,823.98 : 867,498.46 = 522,048.62 : x
  2. Step 2: Convert to fraction form
    629,823.98/867,498.46 = 522,048.62/x
  3. Step 3: Cross multiply
    629,823.98x = 867,498.46 × 522,048.62
  4. Step 4: Simplify right side
    629,823.98x = 452,876,369,557.63
  5. Step 5: Solve for x
    x = 452,876,369,557.63/629,823.98
  6. Step 6: Final answer
    x = 719,052.29

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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.