Home / 906,195.78-1,359,353.70-266,556.74

Finding the Fourth Proportional to 906,195.78, 1,359,353.70 and 266,556.74

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Solution

The fourth proportional to 906,195.78, 1,359,353.70 and 266,556.74 is: 399,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,195.78 : 1,359,353.70 = 266,556.74 : x
  2. Step 2: Convert to fraction form
    906,195.78/1,359,353.70 = 266,556.74/x
  3. Step 3: Cross multiply
    906,195.78x = 1,359,353.70 × 266,556.74
  4. Step 4: Simplify right side
    906,195.78x = 362,344,883,982.17
  5. Step 5: Solve for x
    x = 362,344,883,982.17/906,195.78
  6. Step 6: Final answer
    x = 399,852.76

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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.