Home / 1,246,207.83-1,869,311.07-299,578.25

Finding the Fourth Proportional to 1,246,207.83, 1,869,311.07 and 299,578.25

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Solution

The fourth proportional to 1,246,207.83, 1,869,311.07 and 299,578.25 is: 449,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,207.83 : 1,869,311.07 = 299,578.25 : x
  2. Step 2: Convert to fraction form
    1,246,207.83/1,869,311.07 = 299,578.25/x
  3. Step 3: Cross multiply
    1,246,207.83x = 1,869,311.07 × 299,578.25
  4. Step 4: Simplify right side
    1,246,207.83x = 560,004,939,056.23
  5. Step 5: Solve for x
    x = 560,004,939,056.23/1,246,207.83
  6. Step 6: Final answer
    x = 449,367.21

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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.