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Finding the Fourth Proportional to 381,560.37, 526,252.86 and 337,999.52

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Solution

The fourth proportional to 381,560.37, 526,252.86 and 337,999.52 is: 466,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,560.37 : 526,252.86 = 337,999.52 : x
  2. Step 2: Convert to fraction form
    381,560.37/526,252.86 = 337,999.52/x
  3. Step 3: Cross multiply
    381,560.37x = 526,252.86 × 337,999.52
  4. Step 4: Simplify right side
    381,560.37x = 177,873,211,447.36
  5. Step 5: Solve for x
    x = 177,873,211,447.36/381,560.37
  6. Step 6: Final answer
    x = 466,173.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.