Home / 798,966.40-1,198,449.60-238,000.90

Finding the Fourth Proportional to 798,966.40, 1,198,449.60 and 238,000.90

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Solution

The fourth proportional to 798,966.40, 1,198,449.60 and 238,000.90 is: 357,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,966.40 : 1,198,449.60 = 238,000.90 : x
  2. Step 2: Convert to fraction form
    798,966.40/1,198,449.60 = 238,000.90/x
  3. Step 3: Cross multiply
    798,966.40x = 1,198,449.60 × 238,000.90
  4. Step 4: Simplify right side
    798,966.40x = 285,232,083,404.64
  5. Step 5: Solve for x
    x = 285,232,083,404.64/798,966.40
  6. Step 6: Final answer
    x = 357,001.35

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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.