Home / 898,960.20-1,348,440.30-366,190.80

Finding the Fourth Proportional to 898,960.20, 1,348,440.30 and 366,190.80

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Solution

The fourth proportional to 898,960.20, 1,348,440.30 and 366,190.80 is: 549,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,960.20 : 1,348,440.30 = 366,190.80 : x
  2. Step 2: Convert to fraction form
    898,960.20/1,348,440.30 = 366,190.80/x
  3. Step 3: Cross multiply
    898,960.20x = 1,348,440.30 × 366,190.80
  4. Step 4: Simplify right side
    898,960.20x = 493,786,432,209.24
  5. Step 5: Solve for x
    x = 493,786,432,209.24/898,960.20
  6. Step 6: Final answer
    x = 549,286.20

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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.