Home / 956,932.71-1,320,758.36-549,310.11

Finding the Fourth Proportional to 956,932.71, 1,320,758.36 and 549,310.11

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Solution

The fourth proportional to 956,932.71, 1,320,758.36 and 549,310.11 is: 758,157.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,932.71 : 1,320,758.36 = 549,310.11 : x
  2. Step 2: Convert to fraction form
    956,932.71/1,320,758.36 = 549,310.11/x
  3. Step 3: Cross multiply
    956,932.71x = 1,320,758.36 × 549,310.11
  4. Step 4: Simplify right side
    956,932.71x = 725,505,920,015.02
  5. Step 5: Solve for x
    x = 725,505,920,015.02/956,932.71
  6. Step 6: Final answer
    x = 758,157.72

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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.