Home / 957,735.21-1,321,674.16-549,863.36

Finding the Fourth Proportional to 957,735.21, 1,321,674.16 and 549,863.36

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Solution

The fourth proportional to 957,735.21, 1,321,674.16 and 549,863.36 is: 758,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,735.21 : 1,321,674.16 = 549,863.36 : x
  2. Step 2: Convert to fraction form
    957,735.21/1,321,674.16 = 549,863.36/x
  3. Step 3: Cross multiply
    957,735.21x = 1,321,674.16 × 549,863.36
  4. Step 4: Simplify right side
    957,735.21x = 726,740,194,442.78
  5. Step 5: Solve for x
    x = 726,740,194,442.78/957,735.21
  6. Step 6: Final answer
    x = 758,811.19

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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.