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Finding the Fourth Proportional to 552,591.72, 828,887.58 and 365,559.48

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Solution

The fourth proportional to 552,591.72, 828,887.58 and 365,559.48 is: 548,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,591.72 : 828,887.58 = 365,559.48 : x
  2. Step 2: Convert to fraction form
    552,591.72/828,887.58 = 365,559.48/x
  3. Step 3: Cross multiply
    552,591.72x = 828,887.58 × 365,559.48
  4. Step 4: Simplify right side
    552,591.72x = 303,007,712,723.26
  5. Step 5: Solve for x
    x = 303,007,712,723.26/552,591.72
  6. Step 6: Final answer
    x = 548,339.22

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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.