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Finding the Fourth Proportional to 361,697.67, 542,435.67 and 250,095.06

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Solution

The fourth proportional to 361,697.67, 542,435.67 and 250,095.06 is: 375,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,697.67 : 542,435.67 = 250,095.06 : x
  2. Step 2: Convert to fraction form
    361,697.67/542,435.67 = 250,095.06/x
  3. Step 3: Cross multiply
    361,697.67x = 542,435.67 × 250,095.06
  4. Step 4: Simplify right side
    361,697.67x = 135,660,481,434.79
  5. Step 5: Solve for x
    x = 135,660,481,434.79/361,697.67
  6. Step 6: Final answer
    x = 375,065.95

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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.