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Finding the Fourth Proportional to 552,003.30, 828,004.95 and 519,344.10

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Solution

The fourth proportional to 552,003.30, 828,004.95 and 519,344.10 is: 779,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,003.30 : 828,004.95 = 519,344.10 : x
  2. Step 2: Convert to fraction form
    552,003.30/828,004.95 = 519,344.10/x
  3. Step 3: Cross multiply
    552,003.30x = 828,004.95 × 519,344.10
  4. Step 4: Simplify right side
    552,003.30x = 430,019,485,553.30
  5. Step 5: Solve for x
    x = 430,019,485,553.30/552,003.30
  6. Step 6: Final answer
    x = 779,016.15

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Similar ratio
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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.