Home / 767,975.22-1,151,979.42-235,484.46

Finding the Fourth Proportional to 767,975.22, 1,151,979.42 and 235,484.46

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Solution

The fourth proportional to 767,975.22, 1,151,979.42 and 235,484.46 is: 353,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,975.22 : 1,151,979.42 = 235,484.46 : x
  2. Step 2: Convert to fraction form
    767,975.22/1,151,979.42 = 235,484.46/x
  3. Step 3: Cross multiply
    767,975.22x = 1,151,979.42 × 235,484.46
  4. Step 4: Simplify right side
    767,975.22x = 271,273,251,649.81
  5. Step 5: Solve for x
    x = 271,273,251,649.81/767,975.22
  6. Step 6: Final answer
    x = 353,231.78

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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.