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Finding the Fourth Proportional to 552,055.20, 828,082.80 and 363,098.40

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Solution

The fourth proportional to 552,055.20, 828,082.80 and 363,098.40 is: 544,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,055.20 : 828,082.80 = 363,098.40 : x
  2. Step 2: Convert to fraction form
    552,055.20/828,082.80 = 363,098.40/x
  3. Step 3: Cross multiply
    552,055.20x = 828,082.80 × 363,098.40
  4. Step 4: Simplify right side
    552,055.20x = 300,675,539,747.52
  5. Step 5: Solve for x
    x = 300,675,539,747.52/552,055.20
  6. Step 6: Final answer
    x = 544,647.60

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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.