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Finding the Fourth Proportional to 362,943.72, 544,526.33 and 185,575.32

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Solution

The fourth proportional to 362,943.72, 544,526.33 and 185,575.32 is: 278,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,943.72 : 544,526.33 = 185,575.32 : x
  2. Step 2: Convert to fraction form
    362,943.72/544,526.33 = 185,575.32/x
  3. Step 3: Cross multiply
    362,943.72x = 544,526.33 × 185,575.32
  4. Step 4: Simplify right side
    362,943.72x = 101,050,647,010.30
  5. Step 5: Solve for x
    x = 101,050,647,010.30/362,943.72
  6. Step 6: Final answer
    x = 278,419.60

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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.