Home / 751,570.08-1,128,479.62-650,680.14

Finding the Fourth Proportional to 751,570.08, 1,128,479.62 and 650,680.14

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Solution

The fourth proportional to 751,570.08, 1,128,479.62 and 650,680.14 is: 976,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,570.08 : 1,128,479.62 = 650,680.14 : x
  2. Step 2: Convert to fraction form
    751,570.08/1,128,479.62 = 650,680.14/x
  3. Step 3: Cross multiply
    751,570.08x = 1,128,479.62 × 650,680.14
  4. Step 4: Simplify right side
    751,570.08x = 734,279,277,128.75
  5. Step 5: Solve for x
    x = 734,279,277,128.75/751,570.08
  6. Step 6: Final answer
    x = 976,993.76

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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.