Home / 976,136.77-1,463,862.12-292,819.87

Finding the Fourth Proportional to 976,136.77, 1,463,862.12 and 292,819.87

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Solution

The fourth proportional to 976,136.77, 1,463,862.12 and 292,819.87 is: 439,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,136.77 : 1,463,862.12 = 292,819.87 : x
  2. Step 2: Convert to fraction form
    976,136.77/1,463,862.12 = 292,819.87/x
  3. Step 3: Cross multiply
    976,136.77x = 1,463,862.12 × 292,819.87
  4. Step 4: Simplify right side
    976,136.77x = 428,647,915,676.32
  5. Step 5: Solve for x
    x = 428,647,915,676.32/976,136.77
  6. Step 6: Final answer
    x = 439,126.90

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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.