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Finding the Fourth Proportional to 440,684.62, 608,487.59 and 338,548.95

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Solution

The fourth proportional to 440,684.62, 608,487.59 and 338,548.95 is: 467,460.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,684.62 : 608,487.59 = 338,548.95 : x
  2. Step 2: Convert to fraction form
    440,684.62/608,487.59 = 338,548.95/x
  3. Step 3: Cross multiply
    440,684.62x = 608,487.59 × 338,548.95
  4. Step 4: Simplify right side
    440,684.62x = 206,002,835,528.90
  5. Step 5: Solve for x
    x = 206,002,835,528.90/440,684.62
  6. Step 6: Final answer
    x = 467,460.92

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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.