Home / 404,031.68-557,567.32-222,750.03

Finding the Fourth Proportional to 404,031.68, 557,567.32 and 222,750.03

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Solution

The fourth proportional to 404,031.68, 557,567.32 and 222,750.03 is: 307,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,031.68 : 557,567.32 = 222,750.03 : x
  2. Step 2: Convert to fraction form
    404,031.68/557,567.32 = 222,750.03/x
  3. Step 3: Cross multiply
    404,031.68x = 557,567.32 × 222,750.03
  4. Step 4: Simplify right side
    404,031.68x = 124,198,137,257.02
  5. Step 5: Solve for x
    x = 124,198,137,257.02/404,031.68
  6. Step 6: Final answer
    x = 307,397.03

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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.