Home / 957,732.71-1,321,670.72-549,860.86

Finding the Fourth Proportional to 957,732.71, 1,321,670.72 and 549,860.86

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Solution

The fourth proportional to 957,732.71, 1,321,670.72 and 549,860.86 is: 758,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,732.71 : 1,321,670.72 = 549,860.86 : x
  2. Step 2: Convert to fraction form
    957,732.71/1,321,670.72 = 549,860.86/x
  3. Step 3: Cross multiply
    957,732.71x = 1,321,670.72 × 549,860.86
  4. Step 4: Simplify right side
    957,732.71x = 726,734,992,682.54
  5. Step 5: Solve for x
    x = 726,734,992,682.54/957,732.71
  6. Step 6: Final answer
    x = 758,807.74

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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.