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Finding the Fourth Proportional to 362,908.07, 544,472.82 and 185,539.64

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Solution

The fourth proportional to 362,908.07, 544,472.82 and 185,539.64 is: 278,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,908.07 : 544,472.82 = 185,539.64 : x
  2. Step 2: Convert to fraction form
    362,908.07/544,472.82 = 185,539.64/x
  3. Step 3: Cross multiply
    362,908.07x = 544,472.82 × 185,539.64
  4. Step 4: Simplify right side
    362,908.07x = 101,021,288,290.22
  5. Step 5: Solve for x
    x = 101,021,288,290.22/362,908.07
  6. Step 6: Final answer
    x = 278,366.06

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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.