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Finding the Fourth Proportional to 270,889.70, 373,816.76 and 150,023.78

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Solution

The fourth proportional to 270,889.70, 373,816.76 and 150,023.78 is: 207,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,889.70 : 373,816.76 = 150,023.78 : x
  2. Step 2: Convert to fraction form
    270,889.70/373,816.76 = 150,023.78/x
  3. Step 3: Cross multiply
    270,889.70x = 373,816.76 × 150,023.78
  4. Step 4: Simplify right side
    270,889.70x = 56,081,403,362.55
  5. Step 5: Solve for x
    x = 56,081,403,362.55/270,889.70
  6. Step 6: Final answer
    x = 207,026.71

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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.