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Finding the Fourth Proportional to 629,053.49, 942,792.82 and 495,405.92

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Solution

The fourth proportional to 629,053.49, 942,792.82 and 495,405.92 is: 742,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,053.49 : 942,792.82 = 495,405.92 : x
  2. Step 2: Convert to fraction form
    629,053.49/942,792.82 = 495,405.92/x
  3. Step 3: Cross multiply
    629,053.49x = 942,792.82 × 495,405.92
  4. Step 4: Simplify right side
    629,053.49x = 467,065,145,479.96
  5. Step 5: Solve for x
    x = 467,065,145,479.96/629,053.49
  6. Step 6: Final answer
    x = 742,488.76

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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.