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Finding the Fourth Proportional to 288,151.48, 397,627.13 and 167,273.30

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Solution

The fourth proportional to 288,151.48, 397,627.13 and 167,273.30 is: 230,824.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,151.48 : 397,627.13 = 167,273.30 : x
  2. Step 2: Convert to fraction form
    288,151.48/397,627.13 = 167,273.30/x
  3. Step 3: Cross multiply
    288,151.48x = 397,627.13 × 167,273.30
  4. Step 4: Simplify right side
    288,151.48x = 66,512,402,204.63
  5. Step 5: Solve for x
    x = 66,512,402,204.63/288,151.48
  6. Step 6: Final answer
    x = 230,824.43

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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.