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Finding the Fourth Proportional to 404,708.04, 558,410.40 and 234,851.04

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Solution

The fourth proportional to 404,708.04, 558,410.40 and 234,851.04 is: 324,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,708.04 : 558,410.40 = 234,851.04 : x
  2. Step 2: Convert to fraction form
    404,708.04/558,410.40 = 234,851.04/x
  3. Step 3: Cross multiply
    404,708.04x = 558,410.40 × 234,851.04
  4. Step 4: Simplify right side
    404,708.04x = 131,143,263,186.82
  5. Step 5: Solve for x
    x = 131,143,263,186.82/404,708.04
  6. Step 6: Final answer
    x = 324,044.13

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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.