Home / 635,904.07-953,756.78-412,846.47

Finding the Fourth Proportional to 635,904.07, 953,756.78 and 412,846.47

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Solution

The fourth proportional to 635,904.07, 953,756.78 and 412,846.47 is: 619,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,904.07 : 953,756.78 = 412,846.47 : x
  2. Step 2: Convert to fraction form
    635,904.07/953,756.78 = 412,846.47/x
  3. Step 3: Cross multiply
    635,904.07x = 953,756.78 × 412,846.47
  4. Step 4: Simplify right side
    635,904.07x = 393,755,117,797.33
  5. Step 5: Solve for x
    x = 393,755,117,797.33/635,904.07
  6. Step 6: Final answer
    x = 619,205.22

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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.