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Finding the Fourth Proportional to 260,496.18, 359,504.04 and 145,786.32

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Solution

The fourth proportional to 260,496.18, 359,504.04 and 145,786.32 is: 201,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,496.18 : 359,504.04 = 145,786.32 : x
  2. Step 2: Convert to fraction form
    260,496.18/359,504.04 = 145,786.32/x
  3. Step 3: Cross multiply
    260,496.18x = 359,504.04 × 145,786.32
  4. Step 4: Simplify right side
    260,496.18x = 52,410,771,016.73
  5. Step 5: Solve for x
    x = 52,410,771,016.73/260,496.18
  6. Step 6: Final answer
    x = 201,195.93

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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.