Home / 767,189.86-1,150,830.82-234,715.48

Finding the Fourth Proportional to 767,189.86, 1,150,830.82 and 234,715.48

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Solution

The fourth proportional to 767,189.86, 1,150,830.82 and 234,715.48 is: 352,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,189.86 : 1,150,830.82 = 234,715.48 : x
  2. Step 2: Convert to fraction form
    767,189.86/1,150,830.82 = 234,715.48/x
  3. Step 3: Cross multiply
    767,189.86x = 1,150,830.82 × 234,715.48
  4. Step 4: Simplify right side
    767,189.86x = 270,117,808,315.09
  5. Step 5: Solve for x
    x = 270,117,808,315.09/767,189.86
  6. Step 6: Final answer
    x = 352,087.30

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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.