Home / 491,938.11-737,413.86-171,841.50

Finding the Fourth Proportional to 491,938.11, 737,413.86 and 171,841.50

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Solution

The fourth proportional to 491,938.11, 737,413.86 and 171,841.50 is: 257,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,938.11 : 737,413.86 = 171,841.50 : x
  2. Step 2: Convert to fraction form
    491,938.11/737,413.86 = 171,841.50/x
  3. Step 3: Cross multiply
    491,938.11x = 737,413.86 × 171,841.50
  4. Step 4: Simplify right side
    491,938.11x = 126,718,300,136.12
  5. Step 5: Solve for x
    x = 126,718,300,136.12/491,938.11
  6. Step 6: Final answer
    x = 257,589.93

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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.