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Finding the Fourth Proportional to 560,255.42, 838,906.89 and 335,081.90

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Solution

The fourth proportional to 560,255.42, 838,906.89 and 335,081.90 is: 501,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,255.42 : 838,906.89 = 335,081.90 : x
  2. Step 2: Convert to fraction form
    560,255.42/838,906.89 = 335,081.90/x
  3. Step 3: Cross multiply
    560,255.42x = 838,906.89 × 335,081.90
  4. Step 4: Simplify right side
    560,255.42x = 281,102,510,429.76
  5. Step 5: Solve for x
    x = 281,102,510,429.76/560,255.42
  6. Step 6: Final answer
    x = 501,739.93

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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.