Home / 713,022.39-1,068,813.90-446,969.75

Finding the Fourth Proportional to 713,022.39, 1,068,813.90 and 446,969.75

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Solution

The fourth proportional to 713,022.39, 1,068,813.90 and 446,969.75 is: 670,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,022.39 : 1,068,813.90 = 446,969.75 : x
  2. Step 2: Convert to fraction form
    713,022.39/1,068,813.90 = 446,969.75/x
  3. Step 3: Cross multiply
    713,022.39x = 1,068,813.90 × 446,969.75
  4. Step 4: Simplify right side
    713,022.39x = 477,727,476,335.46
  5. Step 5: Solve for x
    x = 477,727,476,335.46/713,022.39
  6. Step 6: Final answer
    x = 670,003.47

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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.