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Finding the Fourth Proportional to 363,775.52, 542,818.28 and 325,950.28

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Solution

The fourth proportional to 363,775.52, 542,818.28 and 325,950.28 is: 486,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,775.52 : 542,818.28 = 325,950.28 : x
  2. Step 2: Convert to fraction form
    363,775.52/542,818.28 = 325,950.28/x
  3. Step 3: Cross multiply
    363,775.52x = 542,818.28 × 325,950.28
  4. Step 4: Simplify right side
    363,775.52x = 176,931,767,979.48
  5. Step 5: Solve for x
    x = 176,931,767,979.48/363,775.52
  6. Step 6: Final answer
    x = 486,376.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.