Home / 751,465.92-1,127,171.06-325,109.06

Finding the Fourth Proportional to 751,465.92, 1,127,171.06 and 325,109.06

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Solution

The fourth proportional to 751,465.92, 1,127,171.06 and 325,109.06 is: 487,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,465.92 : 1,127,171.06 = 325,109.06 : x
  2. Step 2: Convert to fraction form
    751,465.92/1,127,171.06 = 325,109.06/x
  3. Step 3: Cross multiply
    751,465.92x = 1,127,171.06 × 325,109.06
  4. Step 4: Simplify right side
    751,465.92x = 366,453,523,775.80
  5. Step 5: Solve for x
    x = 366,453,523,775.80/751,465.92
  6. Step 6: Final answer
    x = 487,651.55

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1.5x scale

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.