Home / 907,197.97-1,251,933.32-493,736.31

Finding the Fourth Proportional to 907,197.97, 1,251,933.32 and 493,736.31

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Solution

The fourth proportional to 907,197.97, 1,251,933.32 and 493,736.31 is: 681,356.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,197.97 : 1,251,933.32 = 493,736.31 : x
  2. Step 2: Convert to fraction form
    907,197.97/1,251,933.32 = 493,736.31/x
  3. Step 3: Cross multiply
    907,197.97x = 1,251,933.32 × 493,736.31
  4. Step 4: Simplify right side
    907,197.97x = 618,124,937,782.85
  5. Step 5: Solve for x
    x = 618,124,937,782.85/907,197.97
  6. Step 6: Final answer
    x = 681,356.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.