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Finding the Fourth Proportional to 367,325.36, 550,773.96 and 142,423.06

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Solution

The fourth proportional to 367,325.36, 550,773.96 and 142,423.06 is: 213,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,325.36 : 550,773.96 = 142,423.06 : x
  2. Step 2: Convert to fraction form
    367,325.36/550,773.96 = 142,423.06/x
  3. Step 3: Cross multiply
    367,325.36x = 550,773.96 × 142,423.06
  4. Step 4: Simplify right side
    367,325.36x = 78,442,909,285.53
  5. Step 5: Solve for x
    x = 78,442,909,285.53/367,325.36
  6. Step 6: Final answer
    x = 213,551.58

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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.