Home / 1,309,993.25-1,964,989.88-363,363.97

Finding the Fourth Proportional to 1,309,993.25, 1,964,989.88 and 363,363.97

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Solution

The fourth proportional to 1,309,993.25, 1,964,989.88 and 363,363.97 is: 545,045.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,993.25 : 1,964,989.88 = 363,363.97 : x
  2. Step 2: Convert to fraction form
    1,309,993.25/1,964,989.88 = 363,363.97/x
  3. Step 3: Cross multiply
    1,309,993.25x = 1,964,989.88 × 363,363.97
  4. Step 4: Simplify right side
    1,309,993.25x = 714,006,521,989.80
  5. Step 5: Solve for x
    x = 714,006,521,989.80/1,309,993.25
  6. Step 6: Final answer
    x = 545,045.96

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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.