Home / 307,560.09-424,431.62-171,594.15

Finding the Fourth Proportional to 307,560.09, 424,431.62 and 171,594.15

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Solution

The fourth proportional to 307,560.09, 424,431.62 and 171,594.15 is: 236,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,560.09 : 424,431.62 = 171,594.15 : x
  2. Step 2: Convert to fraction form
    307,560.09/424,431.62 = 171,594.15/x
  3. Step 3: Cross multiply
    307,560.09x = 424,431.62 × 171,594.15
  4. Step 4: Simplify right side
    307,560.09x = 72,829,981,743.52
  5. Step 5: Solve for x
    x = 72,829,981,743.52/307,560.09
  6. Step 6: Final answer
    x = 236,799.20

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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.