Home / 404,127.54-557,691.56-222,855.40

Finding the Fourth Proportional to 404,127.54, 557,691.56 and 222,855.40

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Solution

The fourth proportional to 404,127.54, 557,691.56 and 222,855.40 is: 307,538.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,127.54 : 557,691.56 = 222,855.40 : x
  2. Step 2: Convert to fraction form
    404,127.54/557,691.56 = 222,855.40/x
  3. Step 3: Cross multiply
    404,127.54x = 557,691.56 × 222,855.40
  4. Step 4: Simplify right side
    404,127.54x = 124,284,575,680.42
  5. Step 5: Solve for x
    x = 124,284,575,680.42/404,127.54
  6. Step 6: Final answer
    x = 307,538.00

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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.