Home / 403,956.27-557,426.88-234,201.33

Finding the Fourth Proportional to 403,956.27, 557,426.88 and 234,201.33

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Solution

The fourth proportional to 403,956.27, 557,426.88 and 234,201.33 is: 323,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,956.27 : 557,426.88 = 234,201.33 : x
  2. Step 2: Convert to fraction form
    403,956.27/557,426.88 = 234,201.33/x
  3. Step 3: Cross multiply
    403,956.27x = 557,426.88 × 234,201.33
  4. Step 4: Simplify right side
    403,956.27x = 130,550,116,673.75
  5. Step 5: Solve for x
    x = 130,550,116,673.75/403,956.27
  6. Step 6: Final answer
    x = 323,178.83

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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.