Home / 270,619.19-373,445.28-149,765.57

Finding the Fourth Proportional to 270,619.19, 373,445.28 and 149,765.57

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Solution

The fourth proportional to 270,619.19, 373,445.28 and 149,765.57 is: 206,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,619.19 : 373,445.28 = 149,765.57 : x
  2. Step 2: Convert to fraction form
    270,619.19/373,445.28 = 149,765.57/x
  3. Step 3: Cross multiply
    270,619.19x = 373,445.28 × 149,765.57
  4. Step 4: Simplify right side
    270,619.19x = 55,929,245,223.01
  5. Step 5: Solve for x
    x = 55,929,245,223.01/270,619.19
  6. Step 6: Final answer
    x = 206,671.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.