Home / 719,996.75-1,080,170.10-221,360.75

Finding the Fourth Proportional to 719,996.75, 1,080,170.10 and 221,360.75

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Solution

The fourth proportional to 719,996.75, 1,080,170.10 and 221,360.75 is: 332,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,996.75 : 1,080,170.10 = 221,360.75 : x
  2. Step 2: Convert to fraction form
    719,996.75/1,080,170.10 = 221,360.75/x
  3. Step 3: Cross multiply
    719,996.75x = 1,080,170.10 × 221,360.75
  4. Step 4: Simplify right side
    719,996.75x = 239,107,263,463.58
  5. Step 5: Solve for x
    x = 239,107,263,463.58/719,996.75
  6. Step 6: Final answer
    x = 332,094.92

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Double scale
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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.