Home / 799,959.36-1,104,056.66-490,046.88

Finding the Fourth Proportional to 799,959.36, 1,104,056.66 and 490,046.88

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Solution

The fourth proportional to 799,959.36, 1,104,056.66 and 490,046.88 is: 676,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,959.36 : 1,104,056.66 = 490,046.88 : x
  2. Step 2: Convert to fraction form
    799,959.36/1,104,056.66 = 490,046.88/x
  3. Step 3: Cross multiply
    799,959.36x = 1,104,056.66 × 490,046.88
  4. Step 4: Simplify right side
    799,959.36x = 541,039,521,576.22
  5. Step 5: Solve for x
    x = 541,039,521,576.22/799,959.36
  6. Step 6: Final answer
    x = 676,333.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.