Home / 751,357.92-1,036,899.84-411,826.08

Finding the Fourth Proportional to 751,357.92, 1,036,899.84 and 411,826.08

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Solution

The fourth proportional to 751,357.92, 1,036,899.84 and 411,826.08 is: 568,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,357.92 : 1,036,899.84 = 411,826.08 : x
  2. Step 2: Convert to fraction form
    751,357.92/1,036,899.84 = 411,826.08/x
  3. Step 3: Cross multiply
    751,357.92x = 1,036,899.84 × 411,826.08
  4. Step 4: Simplify right side
    751,357.92x = 427,022,396,459.83
  5. Step 5: Solve for x
    x = 427,022,396,459.83/751,357.92
  6. Step 6: Final answer
    x = 568,334.19

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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.