Home / 549,294.80-823,942.20-216,827.60

Finding the Fourth Proportional to 549,294.80, 823,942.20 and 216,827.60

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Solution

The fourth proportional to 549,294.80, 823,942.20 and 216,827.60 is: 325,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,294.80 : 823,942.20 = 216,827.60 : x
  2. Step 2: Convert to fraction form
    549,294.80/823,942.20 = 216,827.60/x
  3. Step 3: Cross multiply
    549,294.80x = 823,942.20 × 216,827.60
  4. Step 4: Simplify right side
    549,294.80x = 178,653,409,764.72
  5. Step 5: Solve for x
    x = 178,653,409,764.72/549,294.80
  6. Step 6: Final answer
    x = 325,241.40

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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.