Home / 676,381.68-1,014,091.92-339,179.04

Finding the Fourth Proportional to 676,381.68, 1,014,091.92 and 339,179.04

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Solution

The fourth proportional to 676,381.68, 1,014,091.92 and 339,179.04 is: 508,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,381.68 : 1,014,091.92 = 339,179.04 : x
  2. Step 2: Convert to fraction form
    676,381.68/1,014,091.92 = 339,179.04/x
  3. Step 3: Cross multiply
    676,381.68x = 1,014,091.92 × 339,179.04
  4. Step 4: Simplify right side
    676,381.68x = 343,958,723,897.36
  5. Step 5: Solve for x
    x = 343,958,723,897.36/676,381.68
  6. Step 6: Final answer
    x = 508,527.56

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1.5x scale

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.