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Finding the Fourth Proportional to 898,282.60, 1,347,423.90 and 267,114.40

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Solution

The fourth proportional to 898,282.60, 1,347,423.90 and 267,114.40 is: 400,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,282.60 : 1,347,423.90 = 267,114.40 : x
  2. Step 2: Convert to fraction form
    898,282.60/1,347,423.90 = 267,114.40/x
  3. Step 3: Cross multiply
    898,282.60x = 1,347,423.90 × 267,114.40
  4. Step 4: Simplify right side
    898,282.60x = 359,916,326,594.16
  5. Step 5: Solve for x
    x = 359,916,326,594.16/898,282.60
  6. Step 6: Final answer
    x = 400,671.60

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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.