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Finding the Fourth Proportional to 232,655.95, 321,264.81 and 225,132.67

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Solution

The fourth proportional to 232,655.95, 321,264.81 and 225,132.67 is: 310,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,655.95 : 321,264.81 = 225,132.67 : x
  2. Step 2: Convert to fraction form
    232,655.95/321,264.81 = 225,132.67/x
  3. Step 3: Cross multiply
    232,655.95x = 321,264.81 × 225,132.67
  4. Step 4: Simplify right side
    232,655.95x = 72,327,204,452.34
  5. Step 5: Solve for x
    x = 72,327,204,452.34/232,655.95
  6. Step 6: Final answer
    x = 310,876.23

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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.