Home / 829,601.54-1,244,125.52-324,031.39

Finding the Fourth Proportional to 829,601.54, 1,244,125.52 and 324,031.39

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Solution

The fourth proportional to 829,601.54, 1,244,125.52 and 324,031.39 is: 485,938.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,601.54 : 1,244,125.52 = 324,031.39 : x
  2. Step 2: Convert to fraction form
    829,601.54/1,244,125.52 = 324,031.39/x
  3. Step 3: Cross multiply
    829,601.54x = 1,244,125.52 × 324,031.39
  4. Step 4: Simplify right side
    829,601.54x = 403,135,719,887.40
  5. Step 5: Solve for x
    x = 403,135,719,887.40/829,601.54
  6. Step 6: Final answer
    x = 485,938.97

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1.5x scale

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.