Home / 957,087.10-1,320,732.48-527,297.86

Finding the Fourth Proportional to 957,087.10, 1,320,732.48 and 527,297.86

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Solution

The fourth proportional to 957,087.10, 1,320,732.48 and 527,297.86 is: 727,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,087.10 : 1,320,732.48 = 527,297.86 : x
  2. Step 2: Convert to fraction form
    957,087.10/1,320,732.48 = 527,297.86/x
  3. Step 3: Cross multiply
    957,087.10x = 1,320,732.48 × 527,297.86
  4. Step 4: Simplify right side
    957,087.10x = 696,419,410,336.49
  5. Step 5: Solve for x
    x = 696,419,410,336.49/957,087.10
  6. Step 6: Final answer
    x = 727,644.76

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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.