Home / 296,247.22-408,820.56-160,280.75

Finding the Fourth Proportional to 296,247.22, 408,820.56 and 160,280.75

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Solution

The fourth proportional to 296,247.22, 408,820.56 and 160,280.75 is: 221,187.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,247.22 : 408,820.56 = 160,280.75 : x
  2. Step 2: Convert to fraction form
    296,247.22/408,820.56 = 160,280.75/x
  3. Step 3: Cross multiply
    296,247.22x = 408,820.56 × 160,280.75
  4. Step 4: Simplify right side
    296,247.22x = 65,526,065,972.22
  5. Step 5: Solve for x
    x = 65,526,065,972.22/296,247.22
  6. Step 6: Final answer
    x = 221,187.11

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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.