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Finding the Fourth Proportional to 273,335.40, 410,003.10 and 248,403.60

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Solution

The fourth proportional to 273,335.40, 410,003.10 and 248,403.60 is: 372,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,335.40 : 410,003.10 = 248,403.60 : x
  2. Step 2: Convert to fraction form
    273,335.40/410,003.10 = 248,403.60/x
  3. Step 3: Cross multiply
    273,335.40x = 410,003.10 × 248,403.60
  4. Step 4: Simplify right side
    273,335.40x = 101,846,246,051.16
  5. Step 5: Solve for x
    x = 101,846,246,051.16/273,335.40
  6. Step 6: Final answer
    x = 372,605.40

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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.