Home / 1,209,950.82-1,814,976.30-357,022.46

Finding the Fourth Proportional to 1,209,950.82, 1,814,976.30 and 357,022.46

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Solution

The fourth proportional to 1,209,950.82, 1,814,976.30 and 357,022.46 is: 535,548.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,950.82 : 1,814,976.30 = 357,022.46 : x
  2. Step 2: Convert to fraction form
    1,209,950.82/1,814,976.30 = 357,022.46/x
  3. Step 3: Cross multiply
    1,209,950.82x = 1,814,976.30 × 357,022.46
  4. Step 4: Simplify right side
    1,209,950.82x = 647,987,309,343.97
  5. Step 5: Solve for x
    x = 647,987,309,343.97/1,209,950.82
  6. Step 6: Final answer
    x = 535,548.47

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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.