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Finding the Fourth Proportional to 367,331.77, 550,746.09 and 187,068.25

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Solution

The fourth proportional to 367,331.77, 550,746.09 and 187,068.25 is: 280,474.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,331.77 : 550,746.09 = 187,068.25 : x
  2. Step 2: Convert to fraction form
    367,331.77/550,746.09 = 187,068.25/x
  3. Step 3: Cross multiply
    367,331.77x = 550,746.09 × 187,068.25
  4. Step 4: Simplify right side
    367,331.77x = 103,027,107,250.64
  5. Step 5: Solve for x
    x = 103,027,107,250.64/367,331.77
  6. Step 6: Final answer
    x = 280,474.26

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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.