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Finding the Fourth Proportional to 552,332.52, 827,820.36 and 285,941.16

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Solution

The fourth proportional to 552,332.52, 827,820.36 and 285,941.16 is: 428,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,332.52 : 827,820.36 = 285,941.16 : x
  2. Step 2: Convert to fraction form
    552,332.52/827,820.36 = 285,941.16/x
  3. Step 3: Cross multiply
    552,332.52x = 827,820.36 × 285,941.16
  4. Step 4: Simplify right side
    552,332.52x = 236,707,914,010.02
  5. Step 5: Solve for x
    x = 236,707,914,010.02/552,332.52
  6. Step 6: Final answer
    x = 428,560.52

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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.