Home / 270,349.42-373,078.30-149,488.05

Finding the Fourth Proportional to 270,349.42, 373,078.30 and 149,488.05

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Solution

The fourth proportional to 270,349.42, 373,078.30 and 149,488.05 is: 206,291.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,349.42 : 373,078.30 = 149,488.05 : x
  2. Step 2: Convert to fraction form
    270,349.42/373,078.30 = 149,488.05/x
  3. Step 3: Cross multiply
    270,349.42x = 373,078.30 × 149,488.05
  4. Step 4: Simplify right side
    270,349.42x = 55,770,747,564.32
  5. Step 5: Solve for x
    x = 55,770,747,564.32/270,349.42
  6. Step 6: Final answer
    x = 206,291.35

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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.