Home / 998,468.40-1,497,702.60-499,767.60

Finding the Fourth Proportional to 998,468.40, 1,497,702.60 and 499,767.60

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Solution

The fourth proportional to 998,468.40, 1,497,702.60 and 499,767.60 is: 749,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,468.40 : 1,497,702.60 = 499,767.60 : x
  2. Step 2: Convert to fraction form
    998,468.40/1,497,702.60 = 499,767.60/x
  3. Step 3: Cross multiply
    998,468.40x = 1,497,702.60 × 499,767.60
  4. Step 4: Simplify right side
    998,468.40x = 748,503,233,915.76
  5. Step 5: Solve for x
    x = 748,503,233,915.76/998,468.40
  6. Step 6: Final answer
    x = 749,651.40

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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.