Home / 733,867.71-1,099,369.05-505,624.86

Finding the Fourth Proportional to 733,867.71, 1,099,369.05 and 505,624.86

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Solution

The fourth proportional to 733,867.71, 1,099,369.05 and 505,624.86 is: 757,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,867.71 : 1,099,369.05 = 505,624.86 : x
  2. Step 2: Convert to fraction form
    733,867.71/1,099,369.05 = 505,624.86/x
  3. Step 3: Cross multiply
    733,867.71x = 1,099,369.05 × 505,624.86
  4. Step 4: Simplify right side
    733,867.71x = 555,868,321,994.58
  5. Step 5: Solve for x
    x = 555,868,321,994.58/733,867.71
  6. Step 6: Final answer
    x = 757,450.31

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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.