Home / 792,006.20-1,188,009.30-372,102.20

Finding the Fourth Proportional to 792,006.20, 1,188,009.30 and 372,102.20

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Solution

The fourth proportional to 792,006.20, 1,188,009.30 and 372,102.20 is: 558,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,006.20 : 1,188,009.30 = 372,102.20 : x
  2. Step 2: Convert to fraction form
    792,006.20/1,188,009.30 = 372,102.20/x
  3. Step 3: Cross multiply
    792,006.20x = 1,188,009.30 × 372,102.20
  4. Step 4: Simplify right side
    792,006.20x = 442,060,874,150.46
  5. Step 5: Solve for x
    x = 442,060,874,150.46/792,006.20
  6. Step 6: Final answer
    x = 558,153.30

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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.