Home / 698,540.14-1,046,234.76-489,113.02

Finding the Fourth Proportional to 698,540.14, 1,046,234.76 and 489,113.02

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Solution

The fourth proportional to 698,540.14, 1,046,234.76 and 489,113.02 is: 732,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,540.14 : 1,046,234.76 = 489,113.02 : x
  2. Step 2: Convert to fraction form
    698,540.14/1,046,234.76 = 489,113.02/x
  3. Step 3: Cross multiply
    698,540.14x = 1,046,234.76 × 489,113.02
  4. Step 4: Simplify right side
    698,540.14x = 511,727,043,092.58
  5. Step 5: Solve for x
    x = 511,727,043,092.58/698,540.14
  6. Step 6: Final answer
    x = 732,566.41

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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.