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Finding the Fourth Proportional to 546,077.52, 753,590.68 and 304,375.64

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Solution

The fourth proportional to 546,077.52, 753,590.68 and 304,375.64 is: 420,040.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,077.52 : 753,590.68 = 304,375.64 : x
  2. Step 2: Convert to fraction form
    546,077.52/753,590.68 = 304,375.64/x
  3. Step 3: Cross multiply
    546,077.52x = 753,590.68 × 304,375.64
  4. Step 4: Simplify right side
    546,077.52x = 229,374,645,523.04
  5. Step 5: Solve for x
    x = 229,374,645,523.04/546,077.52
  6. Step 6: Final answer
    x = 420,040.45

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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.