Home / 1,310,390.91-1,965,597.30-363,835.44

Finding the Fourth Proportional to 1,310,390.91, 1,965,597.30 and 363,835.44

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Solution

The fourth proportional to 1,310,390.91, 1,965,597.30 and 363,835.44 is: 545,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,390.91 : 1,965,597.30 = 363,835.44 : x
  2. Step 2: Convert to fraction form
    1,310,390.91/1,965,597.30 = 363,835.44/x
  3. Step 3: Cross multiply
    1,310,390.91x = 1,965,597.30 × 363,835.44
  4. Step 4: Simplify right side
    1,310,390.91x = 715,153,958,508.31
  5. Step 5: Solve for x
    x = 715,153,958,508.31/1,310,390.91
  6. Step 6: Final answer
    x = 545,756.20

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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.