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Finding the Fourth Proportional to 504,439.90, 756,471.15 and 167,417.71

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Solution

The fourth proportional to 504,439.90, 756,471.15 and 167,417.71 is: 251,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,439.90 : 756,471.15 = 167,417.71 : x
  2. Step 2: Convert to fraction form
    504,439.90/756,471.15 = 167,417.71/x
  3. Step 3: Cross multiply
    504,439.90x = 756,471.15 × 167,417.71
  4. Step 4: Simplify right side
    504,439.90x = 126,646,667,614.07
  5. Step 5: Solve for x
    x = 126,646,667,614.07/504,439.90
  6. Step 6: Final answer
    x = 251,063.94

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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.