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Finding the Fourth Proportional to 546,577.78, 754,243.13 and 301,565.44

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Solution

The fourth proportional to 546,577.78, 754,243.13 and 301,565.44 is: 416,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,577.78 : 754,243.13 = 301,565.44 : x
  2. Step 2: Convert to fraction form
    546,577.78/754,243.13 = 301,565.44/x
  3. Step 3: Cross multiply
    546,577.78x = 754,243.13 × 301,565.44
  4. Step 4: Simplify right side
    546,577.78x = 227,453,657,594.21
  5. Step 5: Solve for x
    x = 227,453,657,594.21/546,577.78
  6. Step 6: Final answer
    x = 416,141.43

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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.