Home / 497,949-746,957.52-142,935.72

Finding the Fourth Proportional to 497,949, 746,957.52 and 142,935.72

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Solution

The fourth proportional to 497,949, 746,957.52 and 142,935.72 is: 214,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,949 : 746,957.52 = 142,935.72 : x
  2. Step 2: Convert to fraction form
    497,949/746,957.52 = 142,935.72/x
  3. Step 3: Cross multiply
    497,949x = 746,957.52 × 142,935.72
  4. Step 4: Simplify right side
    497,949x = 106,766,910,930.61
  5. Step 5: Solve for x
    x = 106,766,910,930.61/497,949
  6. Step 6: Final answer
    x = 214,413.35

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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.