Home / 237,947.22-356,219.61-208,422.72

Finding the Fourth Proportional to 237,947.22, 356,219.61 and 208,422.72

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Solution

The fourth proportional to 237,947.22, 356,219.61 and 208,422.72 is: 312,019.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,947.22 : 356,219.61 = 208,422.72 : x
  2. Step 2: Convert to fraction form
    237,947.22/356,219.61 = 208,422.72/x
  3. Step 3: Cross multiply
    237,947.22x = 356,219.61 × 208,422.72
  4. Step 4: Simplify right side
    237,947.22x = 74,244,258,252.44
  5. Step 5: Solve for x
    x = 74,244,258,252.44/237,947.22
  6. Step 6: Final answer
    x = 312,019.87

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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.