Home / 1,024.08-1,535.96-330.66

Finding the Fourth Proportional to 1,024.08, 1,535.96 and 330.66

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Solution

The fourth proportional to 1,024.08, 1,535.96 and 330.66 is: 495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.08 : 1,535.96 = 330.66 : x
  2. Step 2: Convert to fraction form
    1,024.08/1,535.96 = 330.66/x
  3. Step 3: Cross multiply
    1,024.08x = 1,535.96 × 330.66
  4. Step 4: Simplify right side
    1,024.08x = 507,878.88
  5. Step 5: Solve for x
    x = 507,878.88/1,024.08
  6. Step 6: Final answer
    x = 495.94

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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.