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Finding the Fourth Proportional to 458,298.54, 632,527.99 and 267,311.91

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Solution

The fourth proportional to 458,298.54, 632,527.99 and 267,311.91 is: 368,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,298.54 : 632,527.99 = 267,311.91 : x
  2. Step 2: Convert to fraction form
    458,298.54/632,527.99 = 267,311.91/x
  3. Step 3: Cross multiply
    458,298.54x = 632,527.99 × 267,311.91
  4. Step 4: Simplify right side
    458,298.54x = 169,082,266,839.06
  5. Step 5: Solve for x
    x = 169,082,266,839.06/458,298.54
  6. Step 6: Final answer
    x = 368,934.77

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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.