Home / 500,116.48-690,176.96-273,762

Finding the Fourth Proportional to 500,116.48, 690,176.96 and 273,762

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Solution

The fourth proportional to 500,116.48, 690,176.96 and 273,762 is: 377,800.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,116.48 : 690,176.96 = 273,762 : x
  2. Step 2: Convert to fraction form
    500,116.48/690,176.96 = 273,762/x
  3. Step 3: Cross multiply
    500,116.48x = 690,176.96 × 273,762
  4. Step 4: Simplify right side
    500,116.48x = 188,944,224,923.52
  5. Step 5: Solve for x
    x = 188,944,224,923.52/500,116.48
  6. Step 6: Final answer
    x = 377,800.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.