Home / 248,441.07-343,061.80-240,407.17

Finding the Fourth Proportional to 248,441.07, 343,061.80 and 240,407.17

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Solution

The fourth proportional to 248,441.07, 343,061.80 and 240,407.17 is: 331,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,441.07 : 343,061.80 = 240,407.17 : x
  2. Step 2: Convert to fraction form
    248,441.07/343,061.80 = 240,407.17/x
  3. Step 3: Cross multiply
    248,441.07x = 343,061.80 × 240,407.17
  4. Step 4: Simplify right side
    248,441.07x = 82,474,517,202.44
  5. Step 5: Solve for x
    x = 82,474,517,202.44/248,441.07
  6. Step 6: Final answer
    x = 331,968.13

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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.