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Finding the Fourth Proportional to 458,842.80, 633,092.28 and 267,747.12

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Solution

The fourth proportional to 458,842.80, 633,092.28 and 267,747.12 is: 369,426.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,842.80 : 633,092.28 = 267,747.12 : x
  2. Step 2: Convert to fraction form
    458,842.80/633,092.28 = 267,747.12/x
  3. Step 3: Cross multiply
    458,842.80x = 633,092.28 × 267,747.12
  4. Step 4: Simplify right side
    458,842.80x = 169,508,634,664.23
  5. Step 5: Solve for x
    x = 169,508,634,664.23/458,842.80
  6. Step 6: Final answer
    x = 369,426.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.