Home / 767,715.71-1,151,750.77-227,959.97

Finding the Fourth Proportional to 767,715.71, 1,151,750.77 and 227,959.97

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Solution

The fourth proportional to 767,715.71, 1,151,750.77 and 227,959.97 is: 341,992.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,715.71 : 1,151,750.77 = 227,959.97 : x
  2. Step 2: Convert to fraction form
    767,715.71/1,151,750.77 = 227,959.97/x
  3. Step 3: Cross multiply
    767,715.71x = 1,151,750.77 × 227,959.97
  4. Step 4: Simplify right side
    767,715.71x = 262,553,064,648.02
  5. Step 5: Solve for x
    x = 262,553,064,648.02/767,715.71
  6. Step 6: Final answer
    x = 341,992.57

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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.