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Finding the Fourth Proportional to 546,179.92, 753,731.22 and 304,460.54

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Solution

The fourth proportional to 546,179.92, 753,731.22 and 304,460.54 is: 420,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,179.92 : 753,731.22 = 304,460.54 : x
  2. Step 2: Convert to fraction form
    546,179.92/753,731.22 = 304,460.54/x
  3. Step 3: Cross multiply
    546,179.92x = 753,731.22 × 304,460.54
  4. Step 4: Simplify right side
    546,179.92x = 229,481,414,256.06
  5. Step 5: Solve for x
    x = 229,481,414,256.06/546,179.92
  6. Step 6: Final answer
    x = 420,157.18

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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.