Home / 648,549.28-894,974.16-362,081.44

Finding the Fourth Proportional to 648,549.28, 894,974.16 and 362,081.44

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Solution

The fourth proportional to 648,549.28, 894,974.16 and 362,081.44 is: 499,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,549.28 : 894,974.16 = 362,081.44 : x
  2. Step 2: Convert to fraction form
    648,549.28/894,974.16 = 362,081.44/x
  3. Step 3: Cross multiply
    648,549.28x = 894,974.16 × 362,081.44
  4. Step 4: Simplify right side
    648,549.28x = 324,053,532,615.59
  5. Step 5: Solve for x
    x = 324,053,532,615.59/648,549.28
  6. Step 6: Final answer
    x = 499,659.07

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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.