Home / 721,886.10-1,082,829.15-367,592.10

Finding the Fourth Proportional to 721,886.10, 1,082,829.15 and 367,592.10

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Solution

The fourth proportional to 721,886.10, 1,082,829.15 and 367,592.10 is: 551,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,886.10 : 1,082,829.15 = 367,592.10 : x
  2. Step 2: Convert to fraction form
    721,886.10/1,082,829.15 = 367,592.10/x
  3. Step 3: Cross multiply
    721,886.10x = 1,082,829.15 × 367,592.10
  4. Step 4: Simplify right side
    721,886.10x = 398,039,441,189.72
  5. Step 5: Solve for x
    x = 398,039,441,189.72/721,886.10
  6. Step 6: Final answer
    x = 551,388.15

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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.