Home / 404,133.28-557,707.80-222,851.64

Finding the Fourth Proportional to 404,133.28, 557,707.80 and 222,851.64

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Solution

The fourth proportional to 404,133.28, 557,707.80 and 222,851.64 is: 307,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,133.28 : 557,707.80 = 222,851.64 : x
  2. Step 2: Convert to fraction form
    404,133.28/557,707.80 = 222,851.64/x
  3. Step 3: Cross multiply
    404,133.28x = 557,707.80 × 222,851.64
  4. Step 4: Simplify right side
    404,133.28x = 124,286,097,870.79
  5. Step 5: Solve for x
    x = 124,286,097,870.79/404,133.28
  6. Step 6: Final answer
    x = 307,537.40

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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.