Home / 1,104.04-1,656.30-410.92

Finding the Fourth Proportional to 1,104.04, 1,656.30 and 410.92

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Solution

The fourth proportional to 1,104.04, 1,656.30 and 410.92 is: 616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.04 : 1,656.30 = 410.92 : x
  2. Step 2: Convert to fraction form
    1,104.04/1,656.30 = 410.92/x
  3. Step 3: Cross multiply
    1,104.04x = 1,656.30 × 410.92
  4. Step 4: Simplify right side
    1,104.04x = 680,606.80
  5. Step 5: Solve for x
    x = 680,606.80/1,104.04
  6. Step 6: Final answer
    x = 616.47

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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.