Home / 557,257.77-835,616.26-272,614.93

Finding the Fourth Proportional to 557,257.77, 835,616.26 and 272,614.93

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Solution

The fourth proportional to 557,257.77, 835,616.26 and 272,614.93 is: 408,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,257.77 : 835,616.26 = 272,614.93 : x
  2. Step 2: Convert to fraction form
    557,257.77/835,616.26 = 272,614.93/x
  3. Step 3: Cross multiply
    557,257.77x = 835,616.26 × 272,614.93
  4. Step 4: Simplify right side
    557,257.77x = 227,801,466,478.49
  5. Step 5: Solve for x
    x = 227,801,466,478.49/557,257.77
  6. Step 6: Final answer
    x = 408,790.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.