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Finding the Fourth Proportional to 362,286.66, 542,589.09 and 349,675.71

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Solution

The fourth proportional to 362,286.66, 542,589.09 and 349,675.71 is: 523,701.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,286.66 : 542,589.09 = 349,675.71 : x
  2. Step 2: Convert to fraction form
    362,286.66/542,589.09 = 349,675.71/x
  3. Step 3: Cross multiply
    362,286.66x = 542,589.09 × 349,675.71
  4. Step 4: Simplify right side
    362,286.66x = 189,730,225,284.00
  5. Step 5: Solve for x
    x = 189,730,225,284.00/362,286.66
  6. Step 6: Final answer
    x = 523,701.94

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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.