Home / 658,275.67-987,413.51-231,711.04

Finding the Fourth Proportional to 658,275.67, 987,413.51 and 231,711.04

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Solution

The fourth proportional to 658,275.67, 987,413.51 and 231,711.04 is: 347,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,275.67 : 987,413.51 = 231,711.04 : x
  2. Step 2: Convert to fraction form
    658,275.67/987,413.51 = 231,711.04/x
  3. Step 3: Cross multiply
    658,275.67x = 987,413.51 × 231,711.04
  4. Step 4: Simplify right side
    658,275.67x = 228,794,611,312.15
  5. Step 5: Solve for x
    x = 228,794,611,312.15/658,275.67
  6. Step 6: Final answer
    x = 347,566.56

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Double scale
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Similar ratio
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1.5x scale

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.