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Finding the Fourth Proportional to 336,635.70, 464,598.42 and 193,395.48

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Solution

The fourth proportional to 336,635.70, 464,598.42 and 193,395.48 is: 266,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,635.70 : 464,598.42 = 193,395.48 : x
  2. Step 2: Convert to fraction form
    336,635.70/464,598.42 = 193,395.48/x
  3. Step 3: Cross multiply
    336,635.70x = 464,598.42 × 193,395.48
  4. Step 4: Simplify right side
    336,635.70x = 89,851,234,443.14
  5. Step 5: Solve for x
    x = 89,851,234,443.14/336,635.70
  6. Step 6: Final answer
    x = 266,909.41

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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.