Home / 683,200.68-1,024,813.17-209,890.14

Finding the Fourth Proportional to 683,200.68, 1,024,813.17 and 209,890.14

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Solution

The fourth proportional to 683,200.68, 1,024,813.17 and 209,890.14 is: 314,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,200.68 : 1,024,813.17 = 209,890.14 : x
  2. Step 2: Convert to fraction form
    683,200.68/1,024,813.17 = 209,890.14/x
  3. Step 3: Cross multiply
    683,200.68x = 1,024,813.17 × 209,890.14
  4. Step 4: Simplify right side
    683,200.68x = 215,098,179,725.14
  5. Step 5: Solve for x
    x = 215,098,179,725.14/683,200.68
  6. Step 6: Final answer
    x = 314,838.94

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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.