Home / 733,015-1,099,345.74-306,319.96

Finding the Fourth Proportional to 733,015, 1,099,345.74 and 306,319.96

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Solution

The fourth proportional to 733,015, 1,099,345.74 and 306,319.96 is: 459,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,015 : 1,099,345.74 = 306,319.96 : x
  2. Step 2: Convert to fraction form
    733,015/1,099,345.74 = 306,319.96/x
  3. Step 3: Cross multiply
    733,015x = 1,099,345.74 × 306,319.96
  4. Step 4: Simplify right side
    733,015x = 336,751,543,102.97
  5. Step 5: Solve for x
    x = 336,751,543,102.97/733,015
  6. Step 6: Final answer
    x = 459,406.07

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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.