Home / 552,011.20-828,016.80-482,027.20

Finding the Fourth Proportional to 552,011.20, 828,016.80 and 482,027.20

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Solution

The fourth proportional to 552,011.20, 828,016.80 and 482,027.20 is: 723,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,011.20 : 828,016.80 = 482,027.20 : x
  2. Step 2: Convert to fraction form
    552,011.20/828,016.80 = 482,027.20/x
  3. Step 3: Cross multiply
    552,011.20x = 828,016.80 × 482,027.20
  4. Step 4: Simplify right side
    552,011.20x = 399,126,619,656.96
  5. Step 5: Solve for x
    x = 399,126,619,656.96/552,011.20
  6. Step 6: Final answer
    x = 723,040.80

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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.