Home / 296,515.11-409,191.60-160,550.69

Finding the Fourth Proportional to 296,515.11, 409,191.60 and 160,550.69

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Solution

The fourth proportional to 296,515.11, 409,191.60 and 160,550.69 is: 221,560.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,515.11 : 409,191.60 = 160,550.69 : x
  2. Step 2: Convert to fraction form
    296,515.11/409,191.60 = 160,550.69/x
  3. Step 3: Cross multiply
    296,515.11x = 409,191.60 × 160,550.69
  4. Step 4: Simplify right side
    296,515.11x = 65,695,991,676.25
  5. Step 5: Solve for x
    x = 65,695,991,676.25/296,515.11
  6. Step 6: Final answer
    x = 221,560.35

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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.