Home / 404,273.48-557,900.03-222,990.31

Finding the Fourth Proportional to 404,273.48, 557,900.03 and 222,990.31

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Solution

The fourth proportional to 404,273.48, 557,900.03 and 222,990.31 is: 307,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,273.48 : 557,900.03 = 222,990.31 : x
  2. Step 2: Convert to fraction form
    404,273.48/557,900.03 = 222,990.31/x
  3. Step 3: Cross multiply
    404,273.48x = 557,900.03 × 222,990.31
  4. Step 4: Simplify right side
    404,273.48x = 124,406,297,849.21
  5. Step 5: Solve for x
    x = 124,406,297,849.21/404,273.48
  6. Step 6: Final answer
    x = 307,728.07

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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.