Home / 767,760.58-1,151,809.36-235,321.66

Finding the Fourth Proportional to 767,760.58, 1,151,809.36 and 235,321.66

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Solution

The fourth proportional to 767,760.58, 1,151,809.36 and 235,321.66 is: 353,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,760.58 : 1,151,809.36 = 235,321.66 : x
  2. Step 2: Convert to fraction form
    767,760.58/1,151,809.36 = 235,321.66/x
  3. Step 3: Cross multiply
    767,760.58x = 1,151,809.36 × 235,321.66
  4. Step 4: Simplify right side
    767,760.58x = 271,045,690,598.74
  5. Step 5: Solve for x
    x = 271,045,690,598.74/767,760.58
  6. Step 6: Final answer
    x = 353,034.13

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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.