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Finding the Fourth Proportional to 600,591.18, 828,815.76 and 328,659.12

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Solution

The fourth proportional to 600,591.18, 828,815.76 and 328,659.12 is: 453,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,591.18 : 828,815.76 = 328,659.12 : x
  2. Step 2: Convert to fraction form
    600,591.18/828,815.76 = 328,659.12/x
  3. Step 3: Cross multiply
    600,591.18x = 828,815.76 × 328,659.12
  4. Step 4: Simplify right side
    600,591.18x = 272,397,858,323.73
  5. Step 5: Solve for x
    x = 272,397,858,323.73/600,591.18
  6. Step 6: Final answer
    x = 453,549.55

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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.