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Finding the Fourth Proportional to 336,328.98, 464,112.90 and 192,988.14

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Solution

The fourth proportional to 336,328.98, 464,112.90 and 192,988.14 is: 266,311.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,328.98 : 464,112.90 = 192,988.14 : x
  2. Step 2: Convert to fraction form
    336,328.98/464,112.90 = 192,988.14/x
  3. Step 3: Cross multiply
    336,328.98x = 464,112.90 × 192,988.14
  4. Step 4: Simplify right side
    336,328.98x = 89,568,285,321.01
  5. Step 5: Solve for x
    x = 89,568,285,321.01/336,328.98
  6. Step 6: Final answer
    x = 266,311.53

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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.