Home / 957,733.71-1,321,672.09-549,861.86

Finding the Fourth Proportional to 957,733.71, 1,321,672.09 and 549,861.86

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Solution

The fourth proportional to 957,733.71, 1,321,672.09 and 549,861.86 is: 758,809.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,733.71 : 1,321,672.09 = 549,861.86 : x
  2. Step 2: Convert to fraction form
    957,733.71/1,321,672.09 = 549,861.86/x
  3. Step 3: Cross multiply
    957,733.71x = 1,321,672.09 × 549,861.86
  4. Step 4: Simplify right side
    957,733.71x = 726,737,073,717.49
  5. Step 5: Solve for x
    x = 726,737,073,717.49/957,733.71
  6. Step 6: Final answer
    x = 758,809.12

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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.