Home / 732,009.18-1,098,102.33-258,597.66

Finding the Fourth Proportional to 732,009.18, 1,098,102.33 and 258,597.66

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Solution

The fourth proportional to 732,009.18, 1,098,102.33 and 258,597.66 is: 387,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,009.18 : 1,098,102.33 = 258,597.66 : x
  2. Step 2: Convert to fraction form
    732,009.18/1,098,102.33 = 258,597.66/x
  3. Step 3: Cross multiply
    732,009.18x = 1,098,102.33 × 258,597.66
  4. Step 4: Simplify right side
    732,009.18x = 283,966,692,978.55
  5. Step 5: Solve for x
    x = 283,966,692,978.55/732,009.18
  6. Step 6: Final answer
    x = 387,927.78

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Double scale
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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.