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Finding the Fourth Proportional to 546,372.33, 819,091.04 and 209,654.63

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Solution

The fourth proportional to 546,372.33, 819,091.04 and 209,654.63 is: 314,302.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,372.33 : 819,091.04 = 209,654.63 : x
  2. Step 2: Convert to fraction form
    546,372.33/819,091.04 = 209,654.63/x
  3. Step 3: Cross multiply
    546,372.33x = 819,091.04 × 209,654.63
  4. Step 4: Simplify right side
    546,372.33x = 171,726,223,783.79
  5. Step 5: Solve for x
    x = 171,726,223,783.79/546,372.33
  6. Step 6: Final answer
    x = 314,302.56

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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.