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Finding the Fourth Proportional to 364,376.39, 545,443.57 and 237,743.96

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Solution

The fourth proportional to 364,376.39, 545,443.57 and 237,743.96 is: 355,884.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,376.39 : 545,443.57 = 237,743.96 : x
  2. Step 2: Convert to fraction form
    364,376.39/545,443.57 = 237,743.96/x
  3. Step 3: Cross multiply
    364,376.39x = 545,443.57 × 237,743.96
  4. Step 4: Simplify right side
    364,376.39x = 129,675,914,926.42
  5. Step 5: Solve for x
    x = 129,675,914,926.42/364,376.39
  6. Step 6: Final answer
    x = 355,884.52

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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.