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Finding the Fourth Proportional to 466,867.76, 700,258.44 and 129,913.52

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Solution

The fourth proportional to 466,867.76, 700,258.44 and 129,913.52 is: 194,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,867.76 : 700,258.44 = 129,913.52 : x
  2. Step 2: Convert to fraction form
    466,867.76/700,258.44 = 129,913.52/x
  3. Step 3: Cross multiply
    466,867.76x = 700,258.44 × 129,913.52
  4. Step 4: Simplify right side
    466,867.76x = 90,973,038,850.11
  5. Step 5: Solve for x
    x = 90,973,038,850.11/466,867.76
  6. Step 6: Final answer
    x = 194,858.26

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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.