Home / 1,027.24-1,539.93-410.96

Finding the Fourth Proportional to 1,027.24, 1,539.93 and 410.96

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Solution

The fourth proportional to 1,027.24, 1,539.93 and 410.96 is: 616.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.24 : 1,539.93 = 410.96 : x
  2. Step 2: Convert to fraction form
    1,027.24/1,539.93 = 410.96/x
  3. Step 3: Cross multiply
    1,027.24x = 1,539.93 × 410.96
  4. Step 4: Simplify right side
    1,027.24x = 632,849.63
  5. Step 5: Solve for x
    x = 632,849.63/1,027.24
  6. Step 6: Final answer
    x = 616.07

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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.