Home / 591,675.48-816,009.17-500,240.61

Finding the Fourth Proportional to 591,675.48, 816,009.17 and 500,240.61

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Solution

The fourth proportional to 591,675.48, 816,009.17 and 500,240.61 is: 689,906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,675.48 : 816,009.17 = 500,240.61 : x
  2. Step 2: Convert to fraction form
    591,675.48/816,009.17 = 500,240.61/x
  3. Step 3: Cross multiply
    591,675.48x = 816,009.17 × 500,240.61
  4. Step 4: Simplify right side
    591,675.48x = 408,200,922,465.19
  5. Step 5: Solve for x
    x = 408,200,922,465.19/591,675.48
  6. Step 6: Final answer
    x = 689,906.78

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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.