Home / 683,758.82-1,024,819.01-318,528.22

Finding the Fourth Proportional to 683,758.82, 1,024,819.01 and 318,528.22

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Solution

The fourth proportional to 683,758.82, 1,024,819.01 and 318,528.22 is: 477,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,758.82 : 1,024,819.01 = 318,528.22 : x
  2. Step 2: Convert to fraction form
    683,758.82/1,024,819.01 = 318,528.22/x
  3. Step 3: Cross multiply
    683,758.82x = 1,024,819.01 × 318,528.22
  4. Step 4: Simplify right side
    683,758.82x = 326,433,777,816.95
  5. Step 5: Solve for x
    x = 326,433,777,816.95/683,758.82
  6. Step 6: Final answer
    x = 477,410.70

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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.