Home / 1,310,550.68-1,965,826.82-363,921.50

Finding the Fourth Proportional to 1,310,550.68, 1,965,826.82 and 363,921.50

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Solution

The fourth proportional to 1,310,550.68, 1,965,826.82 and 363,921.50 is: 545,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,550.68 : 1,965,826.82 = 363,921.50 : x
  2. Step 2: Convert to fraction form
    1,310,550.68/1,965,826.82 = 363,921.50/x
  3. Step 3: Cross multiply
    1,310,550.68x = 1,965,826.82 × 363,921.50
  4. Step 4: Simplify right side
    1,310,550.68x = 715,406,645,074.63
  5. Step 5: Solve for x
    x = 715,406,645,074.63/1,310,550.68
  6. Step 6: Final answer
    x = 545,882.47

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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.