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Finding the Fourth Proportional to 552,069.23, 828,143.22 and 147,259.17

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Solution

The fourth proportional to 552,069.23, 828,143.22 and 147,259.17 is: 220,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,069.23 : 828,143.22 = 147,259.17 : x
  2. Step 2: Convert to fraction form
    552,069.23/828,143.22 = 147,259.17/x
  3. Step 3: Cross multiply
    552,069.23x = 828,143.22 × 147,259.17
  4. Step 4: Simplify right side
    552,069.23x = 121,951,683,218.33
  5. Step 5: Solve for x
    x = 121,951,683,218.33/552,069.23
  6. Step 6: Final answer
    x = 220,899.26

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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.