Home / 852,208.92-1,278,323.28-253,155.60

Finding the Fourth Proportional to 852,208.92, 1,278,323.28 and 253,155.60

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Solution

The fourth proportional to 852,208.92, 1,278,323.28 and 253,155.60 is: 379,736.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,208.92 : 1,278,323.28 = 253,155.60 : x
  2. Step 2: Convert to fraction form
    852,208.92/1,278,323.28 = 253,155.60/x
  3. Step 3: Cross multiply
    852,208.92x = 1,278,323.28 × 253,155.60
  4. Step 4: Simplify right side
    852,208.92x = 323,614,696,942.37
  5. Step 5: Solve for x
    x = 323,614,696,942.37/852,208.92
  6. Step 6: Final answer
    x = 379,736.34

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Double scale
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1.5x scale

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.