Home / 751,572.92-1,037,235.91-412,106.78

Finding the Fourth Proportional to 751,572.92, 1,037,235.91 and 412,106.78

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Solution

The fourth proportional to 751,572.92, 1,037,235.91 and 412,106.78 is: 568,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,572.92 : 1,037,235.91 = 412,106.78 : x
  2. Step 2: Convert to fraction form
    751,572.92/1,037,235.91 = 412,106.78/x
  3. Step 3: Cross multiply
    751,572.92x = 1,037,235.91 × 412,106.78
  4. Step 4: Simplify right side
    751,572.92x = 427,451,950,970.47
  5. Step 5: Solve for x
    x = 427,451,950,970.47/751,572.92
  6. Step 6: Final answer
    x = 568,743.15

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1.5x scale

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.