Home / 815,175.49-1,124,977.31-452,599.37

Finding the Fourth Proportional to 815,175.49, 1,124,977.31 and 452,599.37

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Solution

The fourth proportional to 815,175.49, 1,124,977.31 and 452,599.37 is: 624,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,175.49 : 1,124,977.31 = 452,599.37 : x
  2. Step 2: Convert to fraction form
    815,175.49/1,124,977.31 = 452,599.37/x
  3. Step 3: Cross multiply
    815,175.49x = 1,124,977.31 × 452,599.37
  4. Step 4: Simplify right side
    815,175.49x = 509,164,015,843.33
  5. Step 5: Solve for x
    x = 509,164,015,843.33/815,175.49
  6. Step 6: Final answer
    x = 624,606.63

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1.5x scale

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.