Home / 957,134.82-1,320,873.83-527,442.64

Finding the Fourth Proportional to 957,134.82, 1,320,873.83 and 527,442.64

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Solution

The fourth proportional to 957,134.82, 1,320,873.83 and 527,442.64 is: 727,886.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,134.82 : 1,320,873.83 = 527,442.64 : x
  2. Step 2: Convert to fraction form
    957,134.82/1,320,873.83 = 527,442.64/x
  3. Step 3: Cross multiply
    957,134.82x = 1,320,873.83 × 527,442.64
  4. Step 4: Simplify right side
    957,134.82x = 696,685,180,002.11
  5. Step 5: Solve for x
    x = 696,685,180,002.11/957,134.82
  6. Step 6: Final answer
    x = 727,886.15

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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.