Home / 767,977.28-1,151,982.51-235,486.52

Finding the Fourth Proportional to 767,977.28, 1,151,982.51 and 235,486.52

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Solution

The fourth proportional to 767,977.28, 1,151,982.51 and 235,486.52 is: 353,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,977.28 : 1,151,982.51 = 235,486.52 : x
  2. Step 2: Convert to fraction form
    767,977.28/1,151,982.51 = 235,486.52/x
  3. Step 3: Cross multiply
    767,977.28x = 1,151,982.51 × 235,486.52
  4. Step 4: Simplify right side
    767,977.28x = 271,276,346,620.85
  5. Step 5: Solve for x
    x = 271,276,346,620.85/767,977.28
  6. Step 6: Final answer
    x = 353,234.86

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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.