Home / 842,618.19-1,263,915-274,025.46

Finding the Fourth Proportional to 842,618.19, 1,263,915 and 274,025.46

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Solution

The fourth proportional to 842,618.19, 1,263,915 and 274,025.46 is: 411,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,618.19 : 1,263,915 = 274,025.46 : x
  2. Step 2: Convert to fraction form
    842,618.19/1,263,915 = 274,025.46/x
  3. Step 3: Cross multiply
    842,618.19x = 1,263,915 × 274,025.46
  4. Step 4: Simplify right side
    842,618.19x = 346,344,889,275.90
  5. Step 5: Solve for x
    x = 346,344,889,275.90/842,618.19
  6. Step 6: Final answer
    x = 411,034.19

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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.