Home / 829,789.12-1,244,168.16-349,769.94

Finding the Fourth Proportional to 829,789.12, 1,244,168.16 and 349,769.94

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Solution

The fourth proportional to 829,789.12, 1,244,168.16 and 349,769.94 is: 524,437.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,789.12 : 1,244,168.16 = 349,769.94 : x
  2. Step 2: Convert to fraction form
    829,789.12/1,244,168.16 = 349,769.94/x
  3. Step 3: Cross multiply
    829,789.12x = 1,244,168.16 × 349,769.94
  4. Step 4: Simplify right side
    829,789.12x = 435,172,622,673.11
  5. Step 5: Solve for x
    x = 435,172,622,673.11/829,789.12
  6. Step 6: Final answer
    x = 524,437.61

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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.