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Finding the Fourth Proportional to 360,645.77, 541,017.87 and 150,234.50

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Solution

The fourth proportional to 360,645.77, 541,017.87 and 150,234.50 is: 225,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,645.77 : 541,017.87 = 150,234.50 : x
  2. Step 2: Convert to fraction form
    360,645.77/541,017.87 = 150,234.50/x
  3. Step 3: Cross multiply
    360,645.77x = 541,017.87 × 150,234.50
  4. Step 4: Simplify right side
    360,645.77x = 81,279,549,190.52
  5. Step 5: Solve for x
    x = 81,279,549,190.52/360,645.77
  6. Step 6: Final answer
    x = 225,372.25

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1.5x scale

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.