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Finding the Fourth Proportional to 649,361.39, 974,042.01 and 176,034.42

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Solution

The fourth proportional to 649,361.39, 974,042.01 and 176,034.42 is: 264,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,361.39 : 974,042.01 = 176,034.42 : x
  2. Step 2: Convert to fraction form
    649,361.39/974,042.01 = 176,034.42/x
  3. Step 3: Cross multiply
    649,361.39x = 974,042.01 × 176,034.42
  4. Step 4: Simplify right side
    649,361.39x = 171,464,920,285.98
  5. Step 5: Solve for x
    x = 171,464,920,285.98/649,361.39
  6. Step 6: Final answer
    x = 264,051.61

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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.