Home / 793,440.96-1,188,660.72-615,073.92

Finding the Fourth Proportional to 793,440.96, 1,188,660.72 and 615,073.92

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Solution

The fourth proportional to 793,440.96, 1,188,660.72 and 615,073.92 is: 921,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,440.96 : 1,188,660.72 = 615,073.92 : x
  2. Step 2: Convert to fraction form
    793,440.96/1,188,660.72 = 615,073.92/x
  3. Step 3: Cross multiply
    793,440.96x = 1,188,660.72 × 615,073.92
  4. Step 4: Simplify right side
    793,440.96x = 731,114,208,600.42
  5. Step 5: Solve for x
    x = 731,114,208,600.42/793,440.96
  6. Step 6: Final answer
    x = 921,447.52

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Half scale
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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.