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Finding the Fourth Proportional to 552,093.47, 828,140.46 and 173,043.74

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Solution

The fourth proportional to 552,093.47, 828,140.46 and 173,043.74 is: 259,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,093.47 : 828,140.46 = 173,043.74 : x
  2. Step 2: Convert to fraction form
    552,093.47/828,140.46 = 173,043.74/x
  3. Step 3: Cross multiply
    552,093.47x = 828,140.46 × 173,043.74
  4. Step 4: Simplify right side
    552,093.47x = 143,304,523,865.16
  5. Step 5: Solve for x
    x = 143,304,523,865.16/552,093.47
  6. Step 6: Final answer
    x = 259,565.69

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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.