Home / 946,359.70-1,305,996.15-516,657.94

Finding the Fourth Proportional to 946,359.70, 1,305,996.15 and 516,657.94

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Solution

The fourth proportional to 946,359.70, 1,305,996.15 and 516,657.94 is: 712,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,359.70 : 1,305,996.15 = 516,657.94 : x
  2. Step 2: Convert to fraction form
    946,359.70/1,305,996.15 = 516,657.94/x
  3. Step 3: Cross multiply
    946,359.70x = 1,305,996.15 × 516,657.94
  4. Step 4: Simplify right side
    946,359.70x = 674,753,280,506.93
  5. Step 5: Solve for x
    x = 674,753,280,506.93/946,359.70
  6. Step 6: Final answer
    x = 712,998.75

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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.