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Finding the Fourth Proportional to 713,011.44, 1,068,797.06 and 446,958.44

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Solution

The fourth proportional to 713,011.44, 1,068,797.06 and 446,958.44 is: 669,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,011.44 : 1,068,797.06 = 446,958.44 : x
  2. Step 2: Convert to fraction form
    713,011.44/1,068,797.06 = 446,958.44/x
  3. Step 3: Cross multiply
    713,011.44x = 1,068,797.06 × 446,958.44
  4. Step 4: Simplify right side
    713,011.44x = 477,707,866,614.19
  5. Step 5: Solve for x
    x = 477,707,866,614.19/713,011.44
  6. Step 6: Final answer
    x = 669,986.26

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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.