Home / 956,719-1,320,212.82-526,975.12

Finding the Fourth Proportional to 956,719, 1,320,212.82 and 526,975.12

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Solution

The fourth proportional to 956,719, 1,320,212.82 and 526,975.12 is: 727,192.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,719 : 1,320,212.82 = 526,975.12 : x
  2. Step 2: Convert to fraction form
    956,719/1,320,212.82 = 526,975.12/x
  3. Step 3: Cross multiply
    956,719x = 1,320,212.82 × 526,975.12
  4. Step 4: Simplify right side
    956,719x = 695,719,309,245.04
  5. Step 5: Solve for x
    x = 695,719,309,245.04/956,719
  6. Step 6: Final answer
    x = 727,192.95

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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.