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Finding the Fourth Proportional to 497,877.58, 746,816.52 and 123,900.58

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Solution

The fourth proportional to 497,877.58, 746,816.52 and 123,900.58 is: 185,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,877.58 : 746,816.52 = 123,900.58 : x
  2. Step 2: Convert to fraction form
    497,877.58/746,816.52 = 123,900.58/x
  3. Step 3: Cross multiply
    497,877.58x = 746,816.52 × 123,900.58
  4. Step 4: Simplify right side
    497,877.58x = 92,530,999,981.58
  5. Step 5: Solve for x
    x = 92,530,999,981.58/497,877.58
  6. Step 6: Final answer
    x = 185,850.91

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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.