Home / 751,733.33-1,127,935.22-346,707.75

Finding the Fourth Proportional to 751,733.33, 1,127,935.22 and 346,707.75

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Solution

The fourth proportional to 751,733.33, 1,127,935.22 and 346,707.75 is: 520,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,733.33 : 1,127,935.22 = 346,707.75 : x
  2. Step 2: Convert to fraction form
    751,733.33/1,127,935.22 = 346,707.75/x
  3. Step 3: Cross multiply
    751,733.33x = 1,127,935.22 × 346,707.75
  4. Step 4: Simplify right side
    751,733.33x = 391,063,876,632.28
  5. Step 5: Solve for x
    x = 391,063,876,632.28/751,733.33
  6. Step 6: Final answer
    x = 520,216.23

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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.