Home / 767,771.20-1,151,866.04-235,280.44

Finding the Fourth Proportional to 767,771.20, 1,151,866.04 and 235,280.44

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Solution

The fourth proportional to 767,771.20, 1,151,866.04 and 235,280.44 is: 352,984.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,771.20 : 1,151,866.04 = 235,280.44 : x
  2. Step 2: Convert to fraction form
    767,771.20/1,151,866.04 = 235,280.44/x
  3. Step 3: Cross multiply
    767,771.20x = 1,151,866.04 × 235,280.44
  4. Step 4: Simplify right side
    767,771.20x = 271,011,548,712.26
  5. Step 5: Solve for x
    x = 271,011,548,712.26/767,771.20
  6. Step 6: Final answer
    x = 352,984.78

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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.