Home / 635,998.13-954,434.60-262,021.13

Finding the Fourth Proportional to 635,998.13, 954,434.60 and 262,021.13

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Solution

The fourth proportional to 635,998.13, 954,434.60 and 262,021.13 is: 393,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,998.13 : 954,434.60 = 262,021.13 : x
  2. Step 2: Convert to fraction form
    635,998.13/954,434.60 = 262,021.13/x
  3. Step 3: Cross multiply
    635,998.13x = 954,434.60 × 262,021.13
  4. Step 4: Simplify right side
    635,998.13x = 250,082,026,320.82
  5. Step 5: Solve for x
    x = 250,082,026,320.82/635,998.13
  6. Step 6: Final answer
    x = 393,211.89

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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.