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Finding the Fourth Proportional to 273,405.40, 410,108.10 and 248,473.60

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Solution

The fourth proportional to 273,405.40, 410,108.10 and 248,473.60 is: 372,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,405.40 : 410,108.10 = 248,473.60 : x
  2. Step 2: Convert to fraction form
    273,405.40/410,108.10 = 248,473.60/x
  3. Step 3: Cross multiply
    273,405.40x = 410,108.10 × 248,473.60
  4. Step 4: Simplify right side
    273,405.40x = 101,901,035,996.16
  5. Step 5: Solve for x
    x = 101,901,035,996.16/273,405.40
  6. Step 6: Final answer
    x = 372,710.40

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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.