Home / 670,529.97-1,005,794.87-197,215.38

Finding the Fourth Proportional to 670,529.97, 1,005,794.87 and 197,215.38

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Solution

The fourth proportional to 670,529.97, 1,005,794.87 and 197,215.38 is: 295,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,529.97 : 1,005,794.87 = 197,215.38 : x
  2. Step 2: Convert to fraction form
    670,529.97/1,005,794.87 = 197,215.38/x
  3. Step 3: Cross multiply
    670,529.97x = 1,005,794.87 × 197,215.38
  4. Step 4: Simplify right side
    670,529.97x = 198,358,216,503.02
  5. Step 5: Solve for x
    x = 198,358,216,503.02/670,529.97
  6. Step 6: Final answer
    x = 295,823.04

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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.