Home / 681,708.10-1,022,562.15-201,953.20

Finding the Fourth Proportional to 681,708.10, 1,022,562.15 and 201,953.20

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Solution

The fourth proportional to 681,708.10, 1,022,562.15 and 201,953.20 is: 302,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,708.10 : 1,022,562.15 = 201,953.20 : x
  2. Step 2: Convert to fraction form
    681,708.10/1,022,562.15 = 201,953.20/x
  3. Step 3: Cross multiply
    681,708.10x = 1,022,562.15 × 201,953.20
  4. Step 4: Simplify right side
    681,708.10x = 206,509,698,391.38
  5. Step 5: Solve for x
    x = 206,509,698,391.38/681,708.10
  6. Step 6: Final answer
    x = 302,929.80

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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.