Home / 260,349.39-390,576.33-110,588.49

Finding the Fourth Proportional to 260,349.39, 390,576.33 and 110,588.49

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Solution

The fourth proportional to 260,349.39, 390,576.33 and 110,588.49 is: 165,904.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,349.39 : 390,576.33 = 110,588.49 : x
  2. Step 2: Convert to fraction form
    260,349.39/390,576.33 = 110,588.49/x
  3. Step 3: Cross multiply
    260,349.39x = 390,576.33 × 110,588.49
  4. Step 4: Simplify right side
    260,349.39x = 43,193,246,564.44
  5. Step 5: Solve for x
    x = 43,193,246,564.44/260,349.39
  6. Step 6: Final answer
    x = 165,904.93

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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.