Home / 681,429.24-1,022,776.74-344,707.92

Finding the Fourth Proportional to 681,429.24, 1,022,776.74 and 344,707.92

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Solution

The fourth proportional to 681,429.24, 1,022,776.74 and 344,707.92 is: 517,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,429.24 : 1,022,776.74 = 344,707.92 : x
  2. Step 2: Convert to fraction form
    681,429.24/1,022,776.74 = 344,707.92/x
  3. Step 3: Cross multiply
    681,429.24x = 1,022,776.74 × 344,707.92
  4. Step 4: Simplify right side
    681,429.24x = 352,559,242,669.78
  5. Step 5: Solve for x
    x = 352,559,242,669.78/681,429.24
  6. Step 6: Final answer
    x = 517,382.03

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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.