Home / 864,568.28-1,193,357.62-502,155.06

Finding the Fourth Proportional to 864,568.28, 1,193,357.62 and 502,155.06

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Solution

The fourth proportional to 864,568.28, 1,193,357.62 and 502,155.06 is: 693,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,568.28 : 1,193,357.62 = 502,155.06 : x
  2. Step 2: Convert to fraction form
    864,568.28/1,193,357.62 = 502,155.06/x
  3. Step 3: Cross multiply
    864,568.28x = 1,193,357.62 × 502,155.06
  4. Step 4: Simplify right side
    864,568.28x = 599,250,567,272.56
  5. Step 5: Solve for x
    x = 599,250,567,272.56/864,568.28
  6. Step 6: Final answer
    x = 693,121.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.