Home / 671,335.20-1,007,002.80-372,736.80

Finding the Fourth Proportional to 671,335.20, 1,007,002.80 and 372,736.80

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Solution

The fourth proportional to 671,335.20, 1,007,002.80 and 372,736.80 is: 559,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,335.20 : 1,007,002.80 = 372,736.80 : x
  2. Step 2: Convert to fraction form
    671,335.20/1,007,002.80 = 372,736.80/x
  3. Step 3: Cross multiply
    671,335.20x = 1,007,002.80 × 372,736.80
  4. Step 4: Simplify right side
    671,335.20x = 375,347,001,263.04
  5. Step 5: Solve for x
    x = 375,347,001,263.04/671,335.20
  6. Step 6: Final answer
    x = 559,105.20

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Similar ratio
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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.