Home / 1,150.29-1,725.57-370.35

Finding the Fourth Proportional to 1,150.29, 1,725.57 and 370.35

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Solution

The fourth proportional to 1,150.29, 1,725.57 and 370.35 is: 555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150.29 : 1,725.57 = 370.35 : x
  2. Step 2: Convert to fraction form
    1,150.29/1,725.57 = 370.35/x
  3. Step 3: Cross multiply
    1,150.29x = 1,725.57 × 370.35
  4. Step 4: Simplify right side
    1,150.29x = 639,064.85
  5. Step 5: Solve for x
    x = 639,064.85/1,150.29
  6. Step 6: Final answer
    x = 555.57

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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.