Home / 890,080.26-1,335,105.81-216,167.10

Finding the Fourth Proportional to 890,080.26, 1,335,105.81 and 216,167.10

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Solution

The fourth proportional to 890,080.26, 1,335,105.81 and 216,167.10 is: 324,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,080.26 : 1,335,105.81 = 216,167.10 : x
  2. Step 2: Convert to fraction form
    890,080.26/1,335,105.81 = 216,167.10/x
  3. Step 3: Cross multiply
    890,080.26x = 1,335,105.81 × 216,167.10
  4. Step 4: Simplify right side
    890,080.26x = 288,605,951,140.85
  5. Step 5: Solve for x
    x = 288,605,951,140.85/890,080.26
  6. Step 6: Final answer
    x = 324,247.11

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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.