Home / 260,621.28-359,919.36-224,609.76

Finding the Fourth Proportional to 260,621.28, 359,919.36 and 224,609.76

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Solution

The fourth proportional to 260,621.28, 359,919.36 and 224,609.76 is: 310,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,621.28 : 359,919.36 = 224,609.76 : x
  2. Step 2: Convert to fraction form
    260,621.28/359,919.36 = 224,609.76/x
  3. Step 3: Cross multiply
    260,621.28x = 359,919.36 × 224,609.76
  4. Step 4: Simplify right side
    260,621.28x = 80,841,401,068.95
  5. Step 5: Solve for x
    x = 80,841,401,068.95/260,621.28
  6. Step 6: Final answer
    x = 310,187.26

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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.