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Finding the Fourth Proportional to 493,402.39, 680,897.36 and 267,047.89

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Solution

The fourth proportional to 493,402.39, 680,897.36 and 267,047.89 is: 368,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,402.39 : 680,897.36 = 267,047.89 : x
  2. Step 2: Convert to fraction form
    493,402.39/680,897.36 = 267,047.89/x
  3. Step 3: Cross multiply
    493,402.39x = 680,897.36 × 267,047.89
  4. Step 4: Simplify right side
    493,402.39x = 181,832,203,294.57
  5. Step 5: Solve for x
    x = 181,832,203,294.57/493,402.39
  6. Step 6: Final answer
    x = 368,527.20

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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.