Home / 703,806.89-1,055,487.38-254,468.30

Finding the Fourth Proportional to 703,806.89, 1,055,487.38 and 254,468.30

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Solution

The fourth proportional to 703,806.89, 1,055,487.38 and 254,468.30 is: 381,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,806.89 : 1,055,487.38 = 254,468.30 : x
  2. Step 2: Convert to fraction form
    703,806.89/1,055,487.38 = 254,468.30/x
  3. Step 3: Cross multiply
    703,806.89x = 1,055,487.38 × 254,468.30
  4. Step 4: Simplify right side
    703,806.89x = 268,588,072,710.28
  5. Step 5: Solve for x
    x = 268,588,072,710.28/703,806.89
  6. Step 6: Final answer
    x = 381,621.83

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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.