Home / 516,827.43-713,164.73-310,084.85

Finding the Fourth Proportional to 516,827.43, 713,164.73 and 310,084.85

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Solution

The fourth proportional to 516,827.43, 713,164.73 and 310,084.85 is: 427,882.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,827.43 : 713,164.73 = 310,084.85 : x
  2. Step 2: Convert to fraction form
    516,827.43/713,164.73 = 310,084.85/x
  3. Step 3: Cross multiply
    516,827.43x = 713,164.73 × 310,084.85
  4. Step 4: Simplify right side
    516,827.43x = 221,141,573,211.09
  5. Step 5: Solve for x
    x = 221,141,573,211.09/516,827.43
  6. Step 6: Final answer
    x = 427,882.81

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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.