Home / 1,160,802.20-1,741,203.30-319,352.60

Finding the Fourth Proportional to 1,160,802.20, 1,741,203.30 and 319,352.60

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Solution

The fourth proportional to 1,160,802.20, 1,741,203.30 and 319,352.60 is: 479,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,802.20 : 1,741,203.30 = 319,352.60 : x
  2. Step 2: Convert to fraction form
    1,160,802.20/1,741,203.30 = 319,352.60/x
  3. Step 3: Cross multiply
    1,160,802.20x = 1,741,203.30 × 319,352.60
  4. Step 4: Simplify right side
    1,160,802.20x = 556,057,800,983.58
  5. Step 5: Solve for x
    x = 556,057,800,983.58/1,160,802.20
  6. Step 6: Final answer
    x = 479,028.90

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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.