Home / 491,244.83-736,867.19-136,258.86

Finding the Fourth Proportional to 491,244.83, 736,867.19 and 136,258.86

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Solution

The fourth proportional to 491,244.83, 736,867.19 and 136,258.86 is: 204,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,244.83 : 736,867.19 = 136,258.86 : x
  2. Step 2: Convert to fraction form
    491,244.83/736,867.19 = 136,258.86/x
  3. Step 3: Cross multiply
    491,244.83x = 736,867.19 × 136,258.86
  4. Step 4: Simplify right side
    491,244.83x = 100,404,683,280.80
  5. Step 5: Solve for x
    x = 100,404,683,280.80/491,244.83
  6. Step 6: Final answer
    x = 204,388.28

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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.