Home / 832,725.60-1,248,719.04-383,337.60

Finding the Fourth Proportional to 832,725.60, 1,248,719.04 and 383,337.60

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Solution

The fourth proportional to 832,725.60, 1,248,719.04 and 383,337.60 is: 574,836.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,725.60 : 1,248,719.04 = 383,337.60 : x
  2. Step 2: Convert to fraction form
    832,725.60/1,248,719.04 = 383,337.60/x
  3. Step 3: Cross multiply
    832,725.60x = 1,248,719.04 × 383,337.60
  4. Step 4: Simplify right side
    832,725.60x = 478,680,959,867.90
  5. Step 5: Solve for x
    x = 478,680,959,867.90/832,725.60
  6. Step 6: Final answer
    x = 574,836.37

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Double scale
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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.