Home / 1,329,721.75-1,994,582.63-332,449.75

Finding the Fourth Proportional to 1,329,721.75, 1,994,582.63 and 332,449.75

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Solution

The fourth proportional to 1,329,721.75, 1,994,582.63 and 332,449.75 is: 498,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,721.75 : 1,994,582.63 = 332,449.75 : x
  2. Step 2: Convert to fraction form
    1,329,721.75/1,994,582.63 = 332,449.75/x
  3. Step 3: Cross multiply
    1,329,721.75x = 1,994,582.63 × 332,449.75
  4. Step 4: Simplify right side
    1,329,721.75x = 663,098,496,697.84
  5. Step 5: Solve for x
    x = 663,098,496,697.84/1,329,721.75
  6. Step 6: Final answer
    x = 498,674.63

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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.