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Finding the Fourth Proportional to 270,668.66, 373,523.50 and 149,818.28

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Solution

The fourth proportional to 270,668.66, 373,523.50 and 149,818.28 is: 206,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,668.66 : 373,523.50 = 149,818.28 : x
  2. Step 2: Convert to fraction form
    270,668.66/373,523.50 = 149,818.28/x
  3. Step 3: Cross multiply
    270,668.66x = 373,523.50 × 149,818.28
  4. Step 4: Simplify right side
    270,668.66x = 55,960,648,309.58
  5. Step 5: Solve for x
    x = 55,960,648,309.58/270,668.66
  6. Step 6: Final answer
    x = 206,749.64

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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.