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Finding the Fourth Proportional to 240,008.10, 360,012.15 and 222,512.10

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Solution

The fourth proportional to 240,008.10, 360,012.15 and 222,512.10 is: 333,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,008.10 : 360,012.15 = 222,512.10 : x
  2. Step 2: Convert to fraction form
    240,008.10/360,012.15 = 222,512.10/x
  3. Step 3: Cross multiply
    240,008.10x = 360,012.15 × 222,512.10
  4. Step 4: Simplify right side
    240,008.10x = 80,107,059,522.02
  5. Step 5: Solve for x
    x = 80,107,059,522.02/240,008.10
  6. Step 6: Final answer
    x = 333,768.15

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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.