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Finding the Fourth Proportional to 360,010.16, 538,843.37 and 265,203.10

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Solution

The fourth proportional to 360,010.16, 538,843.37 and 265,203.10 is: 396,941.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,010.16 : 538,843.37 = 265,203.10 : x
  2. Step 2: Convert to fraction form
    360,010.16/538,843.37 = 265,203.10/x
  3. Step 3: Cross multiply
    360,010.16x = 538,843.37 × 265,203.10
  4. Step 4: Simplify right side
    360,010.16x = 142,902,932,138.45
  5. Step 5: Solve for x
    x = 142,902,932,138.45/360,010.16
  6. Step 6: Final answer
    x = 396,941.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.