Home / 404,029.35-557,564.12-222,747.71

Finding the Fourth Proportional to 404,029.35, 557,564.12 and 222,747.71

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Solution

The fourth proportional to 404,029.35, 557,564.12 and 222,747.71 is: 307,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,029.35 : 557,564.12 = 222,747.71 : x
  2. Step 2: Convert to fraction form
    404,029.35/557,564.12 = 222,747.71/x
  3. Step 3: Cross multiply
    404,029.35x = 557,564.12 × 222,747.71
  4. Step 4: Simplify right side
    404,029.35x = 124,196,130,908.17
  5. Step 5: Solve for x
    x = 124,196,130,908.17/404,029.35
  6. Step 6: Final answer
    x = 307,393.83

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1.5x scale

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.