Home / 722,946.52-1,084,716.96-317,930.32

Finding the Fourth Proportional to 722,946.52, 1,084,716.96 and 317,930.32

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Solution

The fourth proportional to 722,946.52, 1,084,716.96 and 317,930.32 is: 477,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,946.52 : 1,084,716.96 = 317,930.32 : x
  2. Step 2: Convert to fraction form
    722,946.52/1,084,716.96 = 317,930.32/x
  3. Step 3: Cross multiply
    722,946.52x = 1,084,716.96 × 317,930.32
  4. Step 4: Simplify right side
    722,946.52x = 344,864,410,202.23
  5. Step 5: Solve for x
    x = 344,864,410,202.23/722,946.52
  6. Step 6: Final answer
    x = 477,026.17

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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.