Home / 675,400.82-1,013,103.12-276,041.66

Finding the Fourth Proportional to 675,400.82, 1,013,103.12 and 276,041.66

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Solution

The fourth proportional to 675,400.82, 1,013,103.12 and 276,041.66 is: 414,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,400.82 : 1,013,103.12 = 276,041.66 : x
  2. Step 2: Convert to fraction form
    675,400.82/1,013,103.12 = 276,041.66/x
  3. Step 3: Cross multiply
    675,400.82x = 1,013,103.12 × 276,041.66
  4. Step 4: Simplify right side
    675,400.82x = 279,658,666,995.98
  5. Step 5: Solve for x
    x = 279,658,666,995.98/675,400.82
  6. Step 6: Final answer
    x = 414,063.26

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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.