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Finding the Fourth Proportional to 296,248.32, 443,338.92 and 242,316.90

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Solution

The fourth proportional to 296,248.32, 443,338.92 and 242,316.90 is: 362,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,248.32 : 443,338.92 = 242,316.90 : x
  2. Step 2: Convert to fraction form
    296,248.32/443,338.92 = 242,316.90/x
  3. Step 3: Cross multiply
    296,248.32x = 443,338.92 × 242,316.90
  4. Step 4: Simplify right side
    296,248.32x = 107,428,512,743.75
  5. Step 5: Solve for x
    x = 107,428,512,743.75/296,248.32
  6. Step 6: Final answer
    x = 362,629.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.