Home / 335,125.09-502,683.25-82,407.77

Finding the Fourth Proportional to 335,125.09, 502,683.25 and 82,407.77

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Solution

The fourth proportional to 335,125.09, 502,683.25 and 82,407.77 is: 123,610.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,125.09 : 502,683.25 = 82,407.77 : x
  2. Step 2: Convert to fraction form
    335,125.09/502,683.25 = 82,407.77/x
  3. Step 3: Cross multiply
    335,125.09x = 502,683.25 × 82,407.77
  4. Step 4: Simplify right side
    335,125.09x = 41,425,002,723.40
  5. Step 5: Solve for x
    x = 41,425,002,723.40/335,125.09
  6. Step 6: Final answer
    x = 123,610.57

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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.