Home / 1,309,997.23-1,964,995.84-363,367.95

Finding the Fourth Proportional to 1,309,997.23, 1,964,995.84 and 363,367.95

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Solution

The fourth proportional to 1,309,997.23, 1,964,995.84 and 363,367.95 is: 545,051.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,997.23 : 1,964,995.84 = 363,367.95 : x
  2. Step 2: Convert to fraction form
    1,309,997.23/1,964,995.84 = 363,367.95/x
  3. Step 3: Cross multiply
    1,309,997.23x = 1,964,995.84 × 363,367.95
  4. Step 4: Simplify right side
    1,309,997.23x = 714,016,510,139.33
  5. Step 5: Solve for x
    x = 714,016,510,139.33/1,309,997.23
  6. Step 6: Final answer
    x = 545,051.92

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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.