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Finding the Fourth Proportional to 232,707.60, 349,061.40 and 217,040.40

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Solution

The fourth proportional to 232,707.60, 349,061.40 and 217,040.40 is: 325,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,707.60 : 349,061.40 = 217,040.40 : x
  2. Step 2: Convert to fraction form
    232,707.60/349,061.40 = 217,040.40/x
  3. Step 3: Cross multiply
    232,707.60x = 349,061.40 × 217,040.40
  4. Step 4: Simplify right side
    232,707.60x = 75,760,425,880.56
  5. Step 5: Solve for x
    x = 75,760,425,880.56/232,707.60
  6. Step 6: Final answer
    x = 325,560.60

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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.