Home / 1,309,777.74-1,964,666.64-363,148.44

Finding the Fourth Proportional to 1,309,777.74, 1,964,666.64 and 363,148.44

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Solution

The fourth proportional to 1,309,777.74, 1,964,666.64 and 363,148.44 is: 544,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,777.74 : 1,964,666.64 = 363,148.44 : x
  2. Step 2: Convert to fraction form
    1,309,777.74/1,964,666.64 = 363,148.44/x
  3. Step 3: Cross multiply
    1,309,777.74x = 1,964,666.64 × 363,148.44
  4. Step 4: Simplify right side
    1,309,777.74x = 713,465,625,436.04
  5. Step 5: Solve for x
    x = 713,465,625,436.04/1,309,777.74
  6. Step 6: Final answer
    x = 544,722.67

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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.