Home / 894,497.67-1,231,290.41-779,578.76

Finding the Fourth Proportional to 894,497.67, 1,231,290.41 and 779,578.76

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Solution

The fourth proportional to 894,497.67, 1,231,290.41 and 779,578.76 is: 1,073,102.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,497.67 : 1,231,290.41 = 779,578.76 : x
  2. Step 2: Convert to fraction form
    894,497.67/1,231,290.41 = 779,578.76/x
  3. Step 3: Cross multiply
    894,497.67x = 1,231,290.41 × 779,578.76
  4. Step 4: Simplify right side
    894,497.67x = 959,887,840,973.35
  5. Step 5: Solve for x
    x = 959,887,840,973.35/894,497.67
  6. Step 6: Final answer
    x = 1,073,102.67

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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.