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Finding the Fourth Proportional to 591,877.28, 816,840.69 and 362,433.44

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Solution

The fourth proportional to 591,877.28, 816,840.69 and 362,433.44 is: 500,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,877.28 : 816,840.69 = 362,433.44 : x
  2. Step 2: Convert to fraction form
    591,877.28/816,840.69 = 362,433.44/x
  3. Step 3: Cross multiply
    591,877.28x = 816,840.69 × 362,433.44
  4. Step 4: Simplify right side
    591,877.28x = 296,050,381,891.65
  5. Step 5: Solve for x
    x = 296,050,381,891.65/591,877.28
  6. Step 6: Final answer
    x = 500,188.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.