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Finding the Fourth Proportional to 355,003.90, 532,894.65 and 222,034.30

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Solution

The fourth proportional to 355,003.90, 532,894.65 and 222,034.30 is: 333,294.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,003.90 : 532,894.65 = 222,034.30 : x
  2. Step 2: Convert to fraction form
    355,003.90/532,894.65 = 222,034.30/x
  3. Step 3: Cross multiply
    355,003.90x = 532,894.65 × 222,034.30
  4. Step 4: Simplify right side
    355,003.90x = 118,320,890,586.50
  5. Step 5: Solve for x
    x = 118,320,890,586.50/355,003.90
  6. Step 6: Final answer
    x = 333,294.62

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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.