Home / 751,908.20-1,037,698.94-412,442.06

Finding the Fourth Proportional to 751,908.20, 1,037,698.94 and 412,442.06

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Solution

The fourth proportional to 751,908.20, 1,037,698.94 and 412,442.06 is: 569,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,908.20 : 1,037,698.94 = 412,442.06 : x
  2. Step 2: Convert to fraction form
    751,908.20/1,037,698.94 = 412,442.06/x
  3. Step 3: Cross multiply
    751,908.20x = 1,037,698.94 × 412,442.06
  4. Step 4: Simplify right side
    751,908.20x = 427,990,682,253.82
  5. Step 5: Solve for x
    x = 427,990,682,253.82/751,908.20
  6. Step 6: Final answer
    x = 569,206.03

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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.