Home / 715,776.73-1,072,877.77-294,822.97

Finding the Fourth Proportional to 715,776.73, 1,072,877.77 and 294,822.97

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Solution

The fourth proportional to 715,776.73, 1,072,877.77 and 294,822.97 is: 441,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,776.73 : 1,072,877.77 = 294,822.97 : x
  2. Step 2: Convert to fraction form
    715,776.73/1,072,877.77 = 294,822.97/x
  3. Step 3: Cross multiply
    715,776.73x = 1,072,877.77 × 294,822.97
  4. Step 4: Simplify right side
    715,776.73x = 316,309,010,598.38
  5. Step 5: Solve for x
    x = 316,309,010,598.38/715,776.73
  6. Step 6: Final answer
    x = 441,910.16

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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.