Home / 843,710.58-1,265,697.50-274,959.36

Finding the Fourth Proportional to 843,710.58, 1,265,697.50 and 274,959.36

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Solution

The fourth proportional to 843,710.58, 1,265,697.50 and 274,959.36 is: 412,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,710.58 : 1,265,697.50 = 274,959.36 : x
  2. Step 2: Convert to fraction form
    843,710.58/1,265,697.50 = 274,959.36/x
  3. Step 3: Cross multiply
    843,710.58x = 1,265,697.50 × 274,959.36
  4. Step 4: Simplify right side
    843,710.58x = 348,015,373,178.80
  5. Step 5: Solve for x
    x = 348,015,373,178.80/843,710.58
  6. Step 6: Final answer
    x = 412,481.94

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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.