Home / 404,023.12-557,555.68-222,741.52

Finding the Fourth Proportional to 404,023.12, 557,555.68 and 222,741.52

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Solution

The fourth proportional to 404,023.12, 557,555.68 and 222,741.52 is: 307,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,023.12 : 557,555.68 = 222,741.52 : x
  2. Step 2: Convert to fraction form
    404,023.12/557,555.68 = 222,741.52/x
  3. Step 3: Cross multiply
    404,023.12x = 557,555.68 × 222,741.52
  4. Step 4: Simplify right side
    404,023.12x = 124,190,799,647.83
  5. Step 5: Solve for x
    x = 124,190,799,647.83/404,023.12
  6. Step 6: Final answer
    x = 307,385.38

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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.