Home / 404,650.30-558,422.04-223,362.37

Finding the Fourth Proportional to 404,650.30, 558,422.04 and 223,362.37

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Solution

The fourth proportional to 404,650.30, 558,422.04 and 223,362.37 is: 308,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,650.30 : 558,422.04 = 223,362.37 : x
  2. Step 2: Convert to fraction form
    404,650.30/558,422.04 = 223,362.37/x
  3. Step 3: Cross multiply
    404,650.30x = 558,422.04 × 223,362.37
  4. Step 4: Simplify right side
    404,650.30x = 124,730,470,314.64
  5. Step 5: Solve for x
    x = 124,730,470,314.64/404,650.30
  6. Step 6: Final answer
    x = 308,242.62

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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.