Home / 516,171.27-711,820.67-334,817.03

Finding the Fourth Proportional to 516,171.27, 711,820.67 and 334,817.03

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Solution

The fourth proportional to 516,171.27, 711,820.67 and 334,817.03 is: 461,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,171.27 : 711,820.67 = 334,817.03 : x
  2. Step 2: Convert to fraction form
    516,171.27/711,820.67 = 334,817.03/x
  3. Step 3: Cross multiply
    516,171.27x = 711,820.67 × 334,817.03
  4. Step 4: Simplify right side
    516,171.27x = 238,329,682,622.01
  5. Step 5: Solve for x
    x = 238,329,682,622.01/516,171.27
  6. Step 6: Final answer
    x = 461,725.97

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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.