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Finding the Fourth Proportional to 546,499.98, 819,353.61 and 368,565.66

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Solution

The fourth proportional to 546,499.98, 819,353.61 and 368,565.66 is: 552,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,499.98 : 819,353.61 = 368,565.66 : x
  2. Step 2: Convert to fraction form
    546,499.98/819,353.61 = 368,565.66/x
  3. Step 3: Cross multiply
    546,499.98x = 819,353.61 × 368,565.66
  4. Step 4: Simplify right side
    546,499.98x = 301,985,604,043.03
  5. Step 5: Solve for x
    x = 301,985,604,043.03/546,499.98
  6. Step 6: Final answer
    x = 552,581.18

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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.