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Finding the Fourth Proportional to 367,692, 551,280.73 and 187,833.12

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Solution

The fourth proportional to 367,692, 551,280.73 and 187,833.12 is: 281,618.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,692 : 551,280.73 = 187,833.12 : x
  2. Step 2: Convert to fraction form
    367,692/551,280.73 = 187,833.12/x
  3. Step 3: Cross multiply
    367,692x = 551,280.73 × 187,833.12
  4. Step 4: Simplify right side
    367,692x = 103,548,779,511.78
  5. Step 5: Solve for x
    x = 103,548,779,511.78/367,692
  6. Step 6: Final answer
    x = 281,618.26

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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.