Home / 980,923.52-1,471,666.68-412,012.03

Finding the Fourth Proportional to 980,923.52, 1,471,666.68 and 412,012.03

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Solution

The fourth proportional to 980,923.52, 1,471,666.68 and 412,012.03 is: 618,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,923.52 : 1,471,666.68 = 412,012.03 : x
  2. Step 2: Convert to fraction form
    980,923.52/1,471,666.68 = 412,012.03/x
  3. Step 3: Cross multiply
    980,923.52x = 1,471,666.68 × 412,012.03
  4. Step 4: Simplify right side
    980,923.52x = 606,344,374,250.10
  5. Step 5: Solve for x
    x = 606,344,374,250.10/980,923.52
  6. Step 6: Final answer
    x = 618,136.24

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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.