Home / 751,036.26-1,122,431.08-549,057.56

Finding the Fourth Proportional to 751,036.26, 1,122,431.08 and 549,057.56

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Solution

The fourth proportional to 751,036.26, 1,122,431.08 and 549,057.56 is: 820,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,036.26 : 1,122,431.08 = 549,057.56 : x
  2. Step 2: Convert to fraction form
    751,036.26/1,122,431.08 = 549,057.56/x
  3. Step 3: Cross multiply
    751,036.26x = 1,122,431.08 × 549,057.56
  4. Step 4: Simplify right side
    751,036.26x = 616,279,270,052.97
  5. Step 5: Solve for x
    x = 616,279,270,052.97/751,036.26
  6. Step 6: Final answer
    x = 820,571.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.