Home / 307,788.07-424,924.22-234,616.52

Finding the Fourth Proportional to 307,788.07, 424,924.22 and 234,616.52

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Solution

The fourth proportional to 307,788.07, 424,924.22 and 234,616.52 is: 323,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,788.07 : 424,924.22 = 234,616.52 : x
  2. Step 2: Convert to fraction form
    307,788.07/424,924.22 = 234,616.52/x
  3. Step 3: Cross multiply
    307,788.07x = 424,924.22 × 234,616.52
  4. Step 4: Simplify right side
    307,788.07x = 99,694,240,222.03
  5. Step 5: Solve for x
    x = 99,694,240,222.03/307,788.07
  6. Step 6: Final answer
    x = 323,905.48

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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.