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Finding the Fourth Proportional to 546,599.76, 819,338.04 and 209,549.04

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Solution

The fourth proportional to 546,599.76, 819,338.04 and 209,549.04 is: 314,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,599.76 : 819,338.04 = 209,549.04 : x
  2. Step 2: Convert to fraction form
    546,599.76/819,338.04 = 209,549.04/x
  3. Step 3: Cross multiply
    546,599.76x = 819,338.04 × 209,549.04
  4. Step 4: Simplify right side
    546,599.76x = 171,691,499,717.48
  5. Step 5: Solve for x
    x = 171,691,499,717.48/546,599.76
  6. Step 6: Final answer
    x = 314,108.26

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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.