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Finding the Fourth Proportional to 270,292.44, 373,062.78 and 157,180.44

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Solution

The fourth proportional to 270,292.44, 373,062.78 and 157,180.44 is: 216,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,292.44 : 373,062.78 = 157,180.44 : x
  2. Step 2: Convert to fraction form
    270,292.44/373,062.78 = 157,180.44/x
  3. Step 3: Cross multiply
    270,292.44x = 373,062.78 × 157,180.44
  4. Step 4: Simplify right side
    270,292.44x = 58,638,171,908.02
  5. Step 5: Solve for x
    x = 58,638,171,908.02/270,292.44
  6. Step 6: Final answer
    x = 216,943.44

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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.