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Finding the Fourth Proportional to 311,693.04, 468,383.67 and 169,643.34

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Solution

The fourth proportional to 311,693.04, 468,383.67 and 169,643.34 is: 254,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,693.04 : 468,383.67 = 169,643.34 : x
  2. Step 2: Convert to fraction form
    311,693.04/468,383.67 = 169,643.34/x
  3. Step 3: Cross multiply
    311,693.04x = 468,383.67 × 169,643.34
  4. Step 4: Simplify right side
    311,693.04x = 79,458,170,180.26
  5. Step 5: Solve for x
    x = 79,458,170,180.26/311,693.04
  6. Step 6: Final answer
    x = 254,924.43

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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.