Home / 403,860.24-557,324.33-222,572.30

Finding the Fourth Proportional to 403,860.24, 557,324.33 and 222,572.30

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Solution

The fourth proportional to 403,860.24, 557,324.33 and 222,572.30 is: 307,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,860.24 : 557,324.33 = 222,572.30 : x
  2. Step 2: Convert to fraction form
    403,860.24/557,324.33 = 222,572.30/x
  3. Step 3: Cross multiply
    403,860.24x = 557,324.33 × 222,572.30
  4. Step 4: Simplify right side
    403,860.24x = 124,044,954,074.58
  5. Step 5: Solve for x
    x = 124,044,954,074.58/403,860.24
  6. Step 6: Final answer
    x = 307,148.22

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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.