Home / 1,253,205.46-1,879,844.64-306,575.88

Finding the Fourth Proportional to 1,253,205.46, 1,879,844.64 and 306,575.88

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Solution

The fourth proportional to 1,253,205.46, 1,879,844.64 and 306,575.88 is: 459,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,205.46 : 1,879,844.64 = 306,575.88 : x
  2. Step 2: Convert to fraction form
    1,253,205.46/1,879,844.64 = 306,575.88/x
  3. Step 3: Cross multiply
    1,253,205.46x = 1,879,844.64 × 306,575.88
  4. Step 4: Simplify right side
    1,253,205.46x = 576,315,024,771.28
  5. Step 5: Solve for x
    x = 576,315,024,771.28/1,253,205.46
  6. Step 6: Final answer
    x = 459,872.74

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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.