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Finding the Fourth Proportional to 270,400.37, 373,164.17 and 149,541.68

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Solution

The fourth proportional to 270,400.37, 373,164.17 and 149,541.68 is: 206,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,400.37 : 373,164.17 = 149,541.68 : x
  2. Step 2: Convert to fraction form
    270,400.37/373,164.17 = 149,541.68/x
  3. Step 3: Cross multiply
    270,400.37x = 373,164.17 × 149,541.68
  4. Step 4: Simplify right side
    270,400.37x = 55,803,597,082.81
  5. Step 5: Solve for x
    x = 55,803,597,082.81/270,400.37
  6. Step 6: Final answer
    x = 206,373.97

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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.