Home / 767,109.84-1,150,710.89-234,635.49

Finding the Fourth Proportional to 767,109.84, 1,150,710.89 and 234,635.49

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Solution

The fourth proportional to 767,109.84, 1,150,710.89 and 234,635.49 is: 351,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,109.84 : 1,150,710.89 = 234,635.49 : x
  2. Step 2: Convert to fraction form
    767,109.84/1,150,710.89 = 234,635.49/x
  3. Step 3: Cross multiply
    767,109.84x = 1,150,710.89 × 234,635.49
  4. Step 4: Simplify right side
    767,109.84x = 269,997,613,523.49
  5. Step 5: Solve for x
    x = 269,997,613,523.49/767,109.84
  6. Step 6: Final answer
    x = 351,967.34

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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.