Home / 890,229.33-1,335,345.68-216,311.21

Finding the Fourth Proportional to 890,229.33, 1,335,345.68 and 216,311.21

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Solution

The fourth proportional to 890,229.33, 1,335,345.68 and 216,311.21 is: 324,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,229.33 : 1,335,345.68 = 216,311.21 : x
  2. Step 2: Convert to fraction form
    890,229.33/1,335,345.68 = 216,311.21/x
  3. Step 3: Cross multiply
    890,229.33x = 1,335,345.68 × 216,311.21
  4. Step 4: Simplify right side
    890,229.33x = 288,850,232,050.79
  5. Step 5: Solve for x
    x = 288,850,232,050.79/890,229.33
  6. Step 6: Final answer
    x = 324,467.22

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Similar ratio
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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.