Home / 498,290.59-747,554.15-161,331.27

Finding the Fourth Proportional to 498,290.59, 747,554.15 and 161,331.27

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Solution

The fourth proportional to 498,290.59, 747,554.15 and 161,331.27 is: 242,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,290.59 : 747,554.15 = 161,331.27 : x
  2. Step 2: Convert to fraction form
    498,290.59/747,554.15 = 161,331.27/x
  3. Step 3: Cross multiply
    498,290.59x = 747,554.15 × 161,331.27
  4. Step 4: Simplify right side
    498,290.59x = 120,603,860,413.27
  5. Step 5: Solve for x
    x = 120,603,860,413.27/498,290.59
  6. Step 6: Final answer
    x = 242,035.20

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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.