Home / 549,376.20-824,064.30-336,799.80

Finding the Fourth Proportional to 549,376.20, 824,064.30 and 336,799.80

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Solution

The fourth proportional to 549,376.20, 824,064.30 and 336,799.80 is: 505,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,376.20 : 824,064.30 = 336,799.80 : x
  2. Step 2: Convert to fraction form
    549,376.20/824,064.30 = 336,799.80/x
  3. Step 3: Cross multiply
    549,376.20x = 824,064.30 × 336,799.80
  4. Step 4: Simplify right side
    549,376.20x = 277,544,691,427.14
  5. Step 5: Solve for x
    x = 277,544,691,427.14/549,376.20
  6. Step 6: Final answer
    x = 505,199.70

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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.