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Finding the Third Proportional to 294,240.75 and 623,790.75

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Solution

The third proportional to 294,240.75 and 623,790.75 is: 1,322,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,240.75 : 623,790.75 = 623,790.75 : x
  2. Step 2: Convert to fraction form
    294,240.75/623,790.75 = 623,790.75/x
  3. Step 3: Cross multiply
    294,240.75x = 623,790.75 × 623,790.75
  4. Step 4: Simplify right side
    294,240.75x = 389,114,899,785.56
  5. Step 5: Solve for x
    x = 389,114,899,785.56/294,240.75
  6. Step 6: Final answer
    x = 1,322,437.15

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.