Home / 664,376.33-995,638.03-502,137.18

Finding the Fourth Proportional to 664,376.33, 995,638.03 and 502,137.18

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Solution

The fourth proportional to 664,376.33, 995,638.03 and 502,137.18 is: 752,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,376.33 : 995,638.03 = 502,137.18 : x
  2. Step 2: Convert to fraction form
    664,376.33/995,638.03 = 502,137.18/x
  3. Step 3: Cross multiply
    664,376.33x = 995,638.03 × 502,137.18
  4. Step 4: Simplify right side
    664,376.33x = 499,946,871,429.61
  5. Step 5: Solve for x
    x = 499,946,871,429.61/664,376.33
  6. Step 6: Final answer
    x = 752,505.54

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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.