Home / 673,443.28-1,010,164.81-449,241.56

Finding the Fourth Proportional to 673,443.28, 1,010,164.81 and 449,241.56

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Solution

The fourth proportional to 673,443.28, 1,010,164.81 and 449,241.56 is: 673,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,443.28 : 1,010,164.81 = 449,241.56 : x
  2. Step 2: Convert to fraction form
    673,443.28/1,010,164.81 = 449,241.56/x
  3. Step 3: Cross multiply
    673,443.28x = 1,010,164.81 × 449,241.56
  4. Step 4: Simplify right side
    673,443.28x = 453,808,010,050.68
  5. Step 5: Solve for x
    x = 453,808,010,050.68/673,443.28
  6. Step 6: Final answer
    x = 673,862.26

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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.