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Finding the Fourth Proportional to 224,159.40, 335,247.66 and 199,373.40

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Solution

The fourth proportional to 224,159.40, 335,247.66 and 199,373.40 is: 298,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,159.40 : 335,247.66 = 199,373.40 : x
  2. Step 2: Convert to fraction form
    224,159.40/335,247.66 = 199,373.40/x
  3. Step 3: Cross multiply
    224,159.40x = 335,247.66 × 199,373.40
  4. Step 4: Simplify right side
    224,159.40x = 66,839,465,816.24
  5. Step 5: Solve for x
    x = 66,839,465,816.24/224,159.40
  6. Step 6: Final answer
    x = 298,178.29

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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.