Home / 635,362.62-876,815.73-344,986.53

Finding the Fourth Proportional to 635,362.62, 876,815.73 and 344,986.53

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Solution

The fourth proportional to 635,362.62, 876,815.73 and 344,986.53 is: 476,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,362.62 : 876,815.73 = 344,986.53 : x
  2. Step 2: Convert to fraction form
    635,362.62/876,815.73 = 344,986.53/x
  3. Step 3: Cross multiply
    635,362.62x = 876,815.73 × 344,986.53
  4. Step 4: Simplify right side
    635,362.62x = 302,489,616,142.12
  5. Step 5: Solve for x
    x = 302,489,616,142.12/635,362.62
  6. Step 6: Final answer
    x = 476,089.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.