Home / 740.04-1,110.26-355.24

Finding the Fourth Proportional to 740.04, 1,110.26 and 355.24

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Solution

The fourth proportional to 740.04, 1,110.26 and 355.24 is: 532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    740.04 : 1,110.26 = 355.24 : x
  2. Step 2: Convert to fraction form
    740.04/1,110.26 = 355.24/x
  3. Step 3: Cross multiply
    740.04x = 1,110.26 × 355.24
  4. Step 4: Simplify right side
    740.04x = 394,408.76
  5. Step 5: Solve for x
    x = 394,408.76/740.04
  6. Step 6: Final answer
    x = 532.96

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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.