Home / 589,419.57-882,800.07-412,715.43

Finding the Fourth Proportional to 589,419.57, 882,800.07 and 412,715.43

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Solution

The fourth proportional to 589,419.57, 882,800.07 and 412,715.43 is: 618,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,419.57 : 882,800.07 = 412,715.43 : x
  2. Step 2: Convert to fraction form
    589,419.57/882,800.07 = 412,715.43/x
  3. Step 3: Cross multiply
    589,419.57x = 882,800.07 × 412,715.43
  4. Step 4: Simplify right side
    589,419.57x = 364,345,210,494.08
  5. Step 5: Solve for x
    x = 364,345,210,494.08/589,419.57
  6. Step 6: Final answer
    x = 618,142.37

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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.