Home / 1,250.04-1,874.28-480.36

Finding the Fourth Proportional to 1,250.04, 1,874.28 and 480.36

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Solution

The fourth proportional to 1,250.04, 1,874.28 and 480.36 is: 720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.04 : 1,874.28 = 480.36 : x
  2. Step 2: Convert to fraction form
    1,250.04/1,874.28 = 480.36/x
  3. Step 3: Cross multiply
    1,250.04x = 1,874.28 × 480.36
  4. Step 4: Simplify right side
    1,250.04x = 900,329.14
  5. Step 5: Solve for x
    x = 900,329.14/1,250.04
  6. Step 6: Final answer
    x = 720.24

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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.