Home / 635,865.49-954,607.58-412,162.02

Finding the Fourth Proportional to 635,865.49, 954,607.58 and 412,162.02

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Solution

The fourth proportional to 635,865.49, 954,607.58 and 412,162.02 is: 618,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,865.49 : 954,607.58 = 412,162.02 : x
  2. Step 2: Convert to fraction form
    635,865.49/954,607.58 = 412,162.02/x
  3. Step 3: Cross multiply
    635,865.49x = 954,607.58 × 412,162.02
  4. Step 4: Simplify right side
    635,865.49x = 393,452,988,480.11
  5. Step 5: Solve for x
    x = 393,452,988,480.11/635,865.49
  6. Step 6: Final answer
    x = 618,767.64

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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.