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Finding the Fourth Proportional to 352,877.85, 529,019.26 and 153,047.79

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Solution

The fourth proportional to 352,877.85, 529,019.26 and 153,047.79 is: 229,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,877.85 : 529,019.26 = 153,047.79 : x
  2. Step 2: Convert to fraction form
    352,877.85/529,019.26 = 153,047.79/x
  3. Step 3: Cross multiply
    352,877.85x = 529,019.26 × 153,047.79
  4. Step 4: Simplify right side
    352,877.85x = 80,965,228,610.44
  5. Step 5: Solve for x
    x = 80,965,228,610.44/352,877.85
  6. Step 6: Final answer
    x = 229,442.65

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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.