Home / 890,082.26-1,335,108.81-216,169.10

Finding the Fourth Proportional to 890,082.26, 1,335,108.81 and 216,169.10

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Solution

The fourth proportional to 890,082.26, 1,335,108.81 and 216,169.10 is: 324,250.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,082.26 : 1,335,108.81 = 216,169.10 : x
  2. Step 2: Convert to fraction form
    890,082.26/1,335,108.81 = 216,169.10/x
  3. Step 3: Cross multiply
    890,082.26x = 1,335,108.81 × 216,169.10
  4. Step 4: Simplify right side
    890,082.26x = 288,609,269,859.77
  5. Step 5: Solve for x
    x = 288,609,269,859.77/890,082.26
  6. Step 6: Final answer
    x = 324,250.11

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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.