Home / 404,335.58-557,974.18-223,047.66

Finding the Fourth Proportional to 404,335.58, 557,974.18 and 223,047.66

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Solution

The fourth proportional to 404,335.58, 557,974.18 and 223,047.66 is: 307,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,335.58 : 557,974.18 = 223,047.66 : x
  2. Step 2: Convert to fraction form
    404,335.58/557,974.18 = 223,047.66/x
  3. Step 3: Cross multiply
    404,335.58x = 557,974.18 × 223,047.66
  4. Step 4: Simplify right side
    404,335.58x = 124,454,835,189.42
  5. Step 5: Solve for x
    x = 124,454,835,189.42/404,335.58
  6. Step 6: Final answer
    x = 307,800.85

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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.