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Finding the Fourth Proportional to 224,344.60, 336,444.06 and 74,544.66

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Solution

The fourth proportional to 224,344.60, 336,444.06 and 74,544.66 is: 111,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,344.60 : 336,444.06 = 74,544.66 : x
  2. Step 2: Convert to fraction form
    224,344.60/336,444.06 = 74,544.66/x
  3. Step 3: Cross multiply
    224,344.60x = 336,444.06 × 74,544.66
  4. Step 4: Simplify right side
    224,344.60x = 25,080,108,061.72
  5. Step 5: Solve for x
    x = 25,080,108,061.72/224,344.60
  6. Step 6: Final answer
    x = 111,792.79

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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.