Home / 1,050,249.48-1,448,760.69-688,257.24

Finding the Fourth Proportional to 1,050,249.48, 1,448,760.69 and 688,257.24

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Solution

The fourth proportional to 1,050,249.48, 1,448,760.69 and 688,257.24 is: 949,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,249.48 : 1,448,760.69 = 688,257.24 : x
  2. Step 2: Convert to fraction form
    1,050,249.48/1,448,760.69 = 688,257.24/x
  3. Step 3: Cross multiply
    1,050,249.48x = 1,448,760.69 × 688,257.24
  4. Step 4: Simplify right side
    1,050,249.48x = 997,120,033,919.90
  5. Step 5: Solve for x
    x = 997,120,033,919.90/1,050,249.48
  6. Step 6: Final answer
    x = 949,412.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.