Home / 806,424.67-1,112,402.55-504,093.79

Finding the Fourth Proportional to 806,424.67, 1,112,402.55 and 504,093.79

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Solution

The fourth proportional to 806,424.67, 1,112,402.55 and 504,093.79 is: 695,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,424.67 : 1,112,402.55 = 504,093.79 : x
  2. Step 2: Convert to fraction form
    806,424.67/1,112,402.55 = 504,093.79/x
  3. Step 3: Cross multiply
    806,424.67x = 1,112,402.55 × 504,093.79
  4. Step 4: Simplify right side
    806,424.67x = 560,755,217,435.17
  5. Step 5: Solve for x
    x = 560,755,217,435.17/806,424.67
  6. Step 6: Final answer
    x = 695,359.70

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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.