Home / 842,733.91-1,162,687.93-479,900.49

Finding the Fourth Proportional to 842,733.91, 1,162,687.93 and 479,900.49

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Solution

The fourth proportional to 842,733.91, 1,162,687.93 and 479,900.49 is: 662,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,733.91 : 1,162,687.93 = 479,900.49 : x
  2. Step 2: Convert to fraction form
    842,733.91/1,162,687.93 = 479,900.49/x
  3. Step 3: Cross multiply
    842,733.91x = 1,162,687.93 × 479,900.49
  4. Step 4: Simplify right side
    842,733.91x = 557,974,507,324.09
  5. Step 5: Solve for x
    x = 557,974,507,324.09/842,733.91
  6. Step 6: Final answer
    x = 662,100.46

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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.