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Finding the Fourth Proportional to 570,798.54, 856,479.17 and 267,213.28

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Solution

The fourth proportional to 570,798.54, 856,479.17 and 267,213.28 is: 400,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,798.54 : 856,479.17 = 267,213.28 : x
  2. Step 2: Convert to fraction form
    570,798.54/856,479.17 = 267,213.28/x
  3. Step 3: Cross multiply
    570,798.54x = 856,479.17 × 267,213.28
  4. Step 4: Simplify right side
    570,798.54x = 228,862,608,267.38
  5. Step 5: Solve for x
    x = 228,862,608,267.38/570,798.54
  6. Step 6: Final answer
    x = 400,951.64

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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.