Home / 675,780.03-1,013,703.73-202,420.28

Finding the Fourth Proportional to 675,780.03, 1,013,703.73 and 202,420.28

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Solution

The fourth proportional to 675,780.03, 1,013,703.73 and 202,420.28 is: 303,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,780.03 : 1,013,703.73 = 202,420.28 : x
  2. Step 2: Convert to fraction form
    675,780.03/1,013,703.73 = 202,420.28/x
  3. Step 3: Cross multiply
    675,780.03x = 1,013,703.73 × 202,420.28
  4. Step 4: Simplify right side
    675,780.03x = 205,194,194,891.85
  5. Step 5: Solve for x
    x = 205,194,194,891.85/675,780.03
  6. Step 6: Final answer
    x = 303,640.51

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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.