Home / 785,794.92-1,179,516.96-696,409.56

Finding the Fourth Proportional to 785,794.92, 1,179,516.96 and 696,409.56

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Solution

The fourth proportional to 785,794.92, 1,179,516.96 and 696,409.56 is: 1,045,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,794.92 : 1,179,516.96 = 696,409.56 : x
  2. Step 2: Convert to fraction form
    785,794.92/1,179,516.96 = 696,409.56/x
  3. Step 3: Cross multiply
    785,794.92x = 1,179,516.96 × 696,409.56
  4. Step 4: Simplify right side
    785,794.92x = 821,426,887,126.14
  5. Step 5: Solve for x
    x = 821,426,887,126.14/785,794.92
  6. Step 6: Final answer
    x = 1,045,345.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.