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Finding the Fourth Proportional to 888,258.64, 1,331,908.06 and 460,734.64

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Solution

The fourth proportional to 888,258.64, 1,331,908.06 and 460,734.64 is: 690,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,258.64 : 1,331,908.06 = 460,734.64 : x
  2. Step 2: Convert to fraction form
    888,258.64/1,331,908.06 = 460,734.64/x
  3. Step 3: Cross multiply
    888,258.64x = 1,331,908.06 × 460,734.64
  4. Step 4: Simplify right side
    888,258.64x = 613,656,180,537.20
  5. Step 5: Solve for x
    x = 613,656,180,537.20/888,258.64
  6. Step 6: Final answer
    x = 690,853.04

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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.