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Finding the Fourth Proportional to 630,755.44, 946,283.80 and 210,034.96

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Solution

The fourth proportional to 630,755.44, 946,283.80 and 210,034.96 is: 315,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,755.44 : 946,283.80 = 210,034.96 : x
  2. Step 2: Convert to fraction form
    630,755.44/946,283.80 = 210,034.96/x
  3. Step 3: Cross multiply
    630,755.44x = 946,283.80 × 210,034.96
  4. Step 4: Simplify right side
    630,755.44x = 198,752,680,081.65
  5. Step 5: Solve for x
    x = 198,752,680,081.65/630,755.44
  6. Step 6: Final answer
    x = 315,102.60

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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.