Home / 404,122.30-557,678.04-222,831.16

Finding the Fourth Proportional to 404,122.30, 557,678.04 and 222,831.16

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Solution

The fourth proportional to 404,122.30, 557,678.04 and 222,831.16 is: 307,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,122.30 : 557,678.04 = 222,831.16 : x
  2. Step 2: Convert to fraction form
    404,122.30/557,678.04 = 222,831.16/x
  3. Step 3: Cross multiply
    404,122.30x = 557,678.04 × 222,831.16
  4. Step 4: Simplify right side
    404,122.30x = 124,268,044,559.73
  5. Step 5: Solve for x
    x = 124,268,044,559.73/404,122.30
  6. Step 6: Final answer
    x = 307,501.08

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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.