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Finding the Fourth Proportional to 546,060.66, 819,035.63 and 146,649.53

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Solution

The fourth proportional to 546,060.66, 819,035.63 and 146,649.53 is: 219,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,060.66 : 819,035.63 = 146,649.53 : x
  2. Step 2: Convert to fraction form
    546,060.66/819,035.63 = 146,649.53/x
  3. Step 3: Cross multiply
    546,060.66x = 819,035.63 × 146,649.53
  4. Step 4: Simplify right side
    546,060.66x = 120,111,190,192.75
  5. Step 5: Solve for x
    x = 120,111,190,192.75/546,060.66
  6. Step 6: Final answer
    x = 219,959.43

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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.