Home / 1,268,598.84-1,902,441.42-369,861.72

Finding the Fourth Proportional to 1,268,598.84, 1,902,441.42 and 369,861.72

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Solution

The fourth proportional to 1,268,598.84, 1,902,441.42 and 369,861.72 is: 554,659.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,598.84 : 1,902,441.42 = 369,861.72 : x
  2. Step 2: Convert to fraction form
    1,268,598.84/1,902,441.42 = 369,861.72/x
  3. Step 3: Cross multiply
    1,268,598.84x = 1,902,441.42 × 369,861.72
  4. Step 4: Simplify right side
    1,268,598.84x = 703,640,255,800.44
  5. Step 5: Solve for x
    x = 703,640,255,800.44/1,268,598.84
  6. Step 6: Final answer
    x = 554,659.39

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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.