Home / 1,003,178.99-1,504,452.37-329,103.22

Finding the Fourth Proportional to 1,003,178.99, 1,504,452.37 and 329,103.22

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Solution

The fourth proportional to 1,003,178.99, 1,504,452.37 and 329,103.22 is: 493,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,178.99 : 1,504,452.37 = 329,103.22 : x
  2. Step 2: Convert to fraction form
    1,003,178.99/1,504,452.37 = 329,103.22/x
  3. Step 3: Cross multiply
    1,003,178.99x = 1,504,452.37 × 329,103.22
  4. Step 4: Simplify right side
    1,003,178.99x = 495,120,113,199.14
  5. Step 5: Solve for x
    x = 495,120,113,199.14/1,003,178.99
  6. Step 6: Final answer
    x = 493,551.12

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Double scale
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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.