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Finding the Fourth Proportional to 366,034.80, 504,773.16 and 285,432.93

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Solution

The fourth proportional to 366,034.80, 504,773.16 and 285,432.93 is: 393,620.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,034.80 : 504,773.16 = 285,432.93 : x
  2. Step 2: Convert to fraction form
    366,034.80/504,773.16 = 285,432.93/x
  3. Step 3: Cross multiply
    366,034.80x = 504,773.16 × 285,432.93
  4. Step 4: Simplify right side
    366,034.80x = 144,078,882,044.16
  5. Step 5: Solve for x
    x = 144,078,882,044.16/366,034.80
  6. Step 6: Final answer
    x = 393,620.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.