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Finding the Fourth Proportional to 260,993.36, 360,196.11 and 146,291.49

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Solution

The fourth proportional to 260,993.36, 360,196.11 and 146,291.49 is: 201,896.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,993.36 : 360,196.11 = 146,291.49 : x
  2. Step 2: Convert to fraction form
    260,993.36/360,196.11 = 146,291.49/x
  3. Step 3: Cross multiply
    260,993.36x = 360,196.11 × 146,291.49
  4. Step 4: Simplify right side
    260,993.36x = 52,693,625,624.10
  5. Step 5: Solve for x
    x = 52,693,625,624.10/260,993.36
  6. Step 6: Final answer
    x = 201,896.43

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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.