Home / 1,309,771.71-1,964,657.66-363,142.46

Finding the Fourth Proportional to 1,309,771.71, 1,964,657.66 and 363,142.46

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Solution

The fourth proportional to 1,309,771.71, 1,964,657.66 and 363,142.46 is: 544,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,771.71 : 1,964,657.66 = 363,142.46 : x
  2. Step 2: Convert to fraction form
    1,309,771.71/1,964,657.66 = 363,142.46/x
  3. Step 3: Cross multiply
    1,309,771.71x = 1,964,657.66 × 363,142.46
  4. Step 4: Simplify right side
    1,309,771.71x = 713,450,604,071.24
  5. Step 5: Solve for x
    x = 713,450,604,071.24/1,309,771.71
  6. Step 6: Final answer
    x = 544,713.71

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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.