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Finding the Fourth Proportional to 328,034.60, 452,956.04 and 207,370.52

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Solution

The fourth proportional to 328,034.60, 452,956.04 and 207,370.52 is: 286,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,034.60 : 452,956.04 = 207,370.52 : x
  2. Step 2: Convert to fraction form
    328,034.60/452,956.04 = 207,370.52/x
  3. Step 3: Cross multiply
    328,034.60x = 452,956.04 × 207,370.52
  4. Step 4: Simplify right side
    328,034.60x = 93,929,729,551.94
  5. Step 5: Solve for x
    x = 93,929,729,551.94/328,034.60
  6. Step 6: Final answer
    x = 286,340.92

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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.