Home / 276,711.04-415,066.67-213,623.27

Finding the Fourth Proportional to 276,711.04, 415,066.67 and 213,623.27

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Solution

The fourth proportional to 276,711.04, 415,066.67 and 213,623.27 is: 320,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,711.04 : 415,066.67 = 213,623.27 : x
  2. Step 2: Convert to fraction form
    276,711.04/415,066.67 = 213,623.27/x
  3. Step 3: Cross multiply
    276,711.04x = 415,066.67 × 213,623.27
  4. Step 4: Simplify right side
    276,711.04x = 88,667,896,169.96
  5. Step 5: Solve for x
    x = 88,667,896,169.96/276,711.04
  6. Step 6: Final answer
    x = 320,434.98

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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.