Home / 959,105.48-1,438,655.78-900,644.54

Finding the Fourth Proportional to 959,105.48, 1,438,655.78 and 900,644.54

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Solution

The fourth proportional to 959,105.48, 1,438,655.78 and 900,644.54 is: 1,350,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,105.48 : 1,438,655.78 = 900,644.54 : x
  2. Step 2: Convert to fraction form
    959,105.48/1,438,655.78 = 900,644.54/x
  3. Step 3: Cross multiply
    959,105.48x = 1,438,655.78 × 900,644.54
  4. Step 4: Simplify right side
    959,105.48x = 1,295,717,473,196.44
  5. Step 5: Solve for x
    x = 1,295,717,473,196.44/959,105.48
  6. Step 6: Final answer
    x = 1,350,964.52

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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.