Home / 829,344.11-1,244,072.69-282,013.66

Finding the Fourth Proportional to 829,344.11, 1,244,072.69 and 282,013.66

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Solution

The fourth proportional to 829,344.11, 1,244,072.69 and 282,013.66 is: 423,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,344.11 : 1,244,072.69 = 282,013.66 : x
  2. Step 2: Convert to fraction form
    829,344.11/1,244,072.69 = 282,013.66/x
  3. Step 3: Cross multiply
    829,344.11x = 1,244,072.69 × 282,013.66
  4. Step 4: Simplify right side
    829,344.11x = 350,845,484,982.51
  5. Step 5: Solve for x
    x = 350,845,484,982.51/829,344.11
  6. Step 6: Final answer
    x = 423,039.70

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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.