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Finding the Fourth Proportional to 537,432.39, 805,484.25 and 271,268.82

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Solution

The fourth proportional to 537,432.39, 805,484.25 and 271,268.82 is: 406,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,432.39 : 805,484.25 = 271,268.82 : x
  2. Step 2: Convert to fraction form
    537,432.39/805,484.25 = 271,268.82/x
  3. Step 3: Cross multiply
    537,432.39x = 805,484.25 × 271,268.82
  4. Step 4: Simplify right side
    537,432.39x = 218,502,762,026.09
  5. Step 5: Solve for x
    x = 218,502,762,026.09/537,432.39
  6. Step 6: Final answer
    x = 406,567.91

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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.