Home / 692,515.27-1,040,599.51-372,903.45

Finding the Fourth Proportional to 692,515.27, 1,040,599.51 and 372,903.45

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Solution

The fourth proportional to 692,515.27, 1,040,599.51 and 372,903.45 is: 560,338.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,515.27 : 1,040,599.51 = 372,903.45 : x
  2. Step 2: Convert to fraction form
    692,515.27/1,040,599.51 = 372,903.45/x
  3. Step 3: Cross multiply
    692,515.27x = 1,040,599.51 × 372,903.45
  4. Step 4: Simplify right side
    692,515.27x = 388,043,142,512.80
  5. Step 5: Solve for x
    x = 388,043,142,512.80/692,515.27
  6. Step 6: Final answer
    x = 560,338.75

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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.