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Finding the Fourth Proportional to 458,297.56, 632,526.65 and 267,310.95

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Solution

The fourth proportional to 458,297.56, 632,526.65 and 267,310.95 is: 368,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,297.56 : 632,526.65 = 267,310.95 : x
  2. Step 2: Convert to fraction form
    458,297.56/632,526.65 = 267,310.95/x
  3. Step 3: Cross multiply
    458,297.56x = 632,526.65 × 267,310.95
  4. Step 4: Simplify right side
    458,297.56x = 169,081,299,711.82
  5. Step 5: Solve for x
    x = 169,081,299,711.82/458,297.56
  6. Step 6: Final answer
    x = 368,933.45

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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.