Home / 670,772.95-1,005,813.19-197,396.89

Finding the Fourth Proportional to 670,772.95, 1,005,813.19 and 197,396.89

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Solution

The fourth proportional to 670,772.95, 1,005,813.19 and 197,396.89 is: 295,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,772.95 : 1,005,813.19 = 197,396.89 : x
  2. Step 2: Convert to fraction form
    670,772.95/1,005,813.19 = 197,396.89/x
  3. Step 3: Cross multiply
    670,772.95x = 1,005,813.19 × 197,396.89
  4. Step 4: Simplify right side
    670,772.95x = 198,544,395,626.98
  5. Step 5: Solve for x
    x = 198,544,395,626.98/670,772.95
  6. Step 6: Final answer
    x = 295,993.44

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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.