Home / 898,999.20-1,348,498.80-366,229.80

Finding the Fourth Proportional to 898,999.20, 1,348,498.80 and 366,229.80

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Solution

The fourth proportional to 898,999.20, 1,348,498.80 and 366,229.80 is: 549,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,999.20 : 1,348,498.80 = 366,229.80 : x
  2. Step 2: Convert to fraction form
    898,999.20/1,348,498.80 = 366,229.80/x
  3. Step 3: Cross multiply
    898,999.20x = 1,348,498.80 × 366,229.80
  4. Step 4: Simplify right side
    898,999.20x = 493,860,445,824.24
  5. Step 5: Solve for x
    x = 493,860,445,824.24/898,999.20
  6. Step 6: Final answer
    x = 549,344.70

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Double scale
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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.