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Finding the Fourth Proportional to 600,708.18, 828,943.56 and 328,775.52

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Solution

The fourth proportional to 600,708.18, 828,943.56 and 328,775.52 is: 453,691.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,708.18 : 828,943.56 = 328,775.52 : x
  2. Step 2: Convert to fraction form
    600,708.18/828,943.56 = 328,775.52/x
  3. Step 3: Cross multiply
    600,708.18x = 828,943.56 × 328,775.52
  4. Step 4: Simplify right side
    600,708.18x = 272,536,349,989.65
  5. Step 5: Solve for x
    x = 272,536,349,989.65/600,708.18
  6. Step 6: Final answer
    x = 453,691.76

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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.