Home / 855,233.74-1,281,964.78-703,883.76

Finding the Fourth Proportional to 855,233.74, 1,281,964.78 and 703,883.76

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Solution

The fourth proportional to 855,233.74, 1,281,964.78 and 703,883.76 is: 1,055,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,233.74 : 1,281,964.78 = 703,883.76 : x
  2. Step 2: Convert to fraction form
    855,233.74/1,281,964.78 = 703,883.76/x
  3. Step 3: Cross multiply
    855,233.74x = 1,281,964.78 × 703,883.76
  4. Step 4: Simplify right side
    855,233.74x = 902,354,189,533.97
  5. Step 5: Solve for x
    x = 902,354,189,533.97/855,233.74
  6. Step 6: Final answer
    x = 1,055,096.57

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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.