Home / 792,001.20-1,188,001.80-231,092.40

Finding the Fourth Proportional to 792,001.20, 1,188,001.80 and 231,092.40

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Solution

The fourth proportional to 792,001.20, 1,188,001.80 and 231,092.40 is: 346,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,001.20 : 1,188,001.80 = 231,092.40 : x
  2. Step 2: Convert to fraction form
    792,001.20/1,188,001.80 = 231,092.40/x
  3. Step 3: Cross multiply
    792,001.20x = 1,188,001.80 × 231,092.40
  4. Step 4: Simplify right side
    792,001.20x = 274,538,187,166.32
  5. Step 5: Solve for x
    x = 274,538,187,166.32/792,001.20
  6. Step 6: Final answer
    x = 346,638.60

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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.