Home / 876,035.52-1,313,488.28-343,610.36

Finding the Fourth Proportional to 876,035.52, 1,313,488.28 and 343,610.36

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Solution

The fourth proportional to 876,035.52, 1,313,488.28 and 343,610.36 is: 515,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,035.52 : 1,313,488.28 = 343,610.36 : x
  2. Step 2: Convert to fraction form
    876,035.52/1,313,488.28 = 343,610.36/x
  3. Step 3: Cross multiply
    876,035.52x = 1,313,488.28 × 343,610.36
  4. Step 4: Simplify right side
    876,035.52x = 451,328,180,746.58
  5. Step 5: Solve for x
    x = 451,328,180,746.58/876,035.52
  6. Step 6: Final answer
    x = 515,193.93

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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.