Home / 929,933.92-1,283,351.32-516,472.32

Finding the Fourth Proportional to 929,933.92, 1,283,351.32 and 516,472.32

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Solution

The fourth proportional to 929,933.92, 1,283,351.32 and 516,472.32 is: 712,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,933.92 : 1,283,351.32 = 516,472.32 : x
  2. Step 2: Convert to fraction form
    929,933.92/1,283,351.32 = 516,472.32/x
  3. Step 3: Cross multiply
    929,933.92x = 1,283,351.32 × 516,472.32
  4. Step 4: Simplify right side
    929,933.92x = 662,815,433,615.46
  5. Step 5: Solve for x
    x = 662,815,433,615.46/929,933.92
  6. Step 6: Final answer
    x = 712,755.41

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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.