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Finding the Third Proportional to 279,245.81 and 602,779.22

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Solution

The third proportional to 279,245.81 and 602,779.22 is: 1,301,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,245.81 : 602,779.22 = 602,779.22 : x
  2. Step 2: Convert to fraction form
    279,245.81/602,779.22 = 602,779.22/x
  3. Step 3: Cross multiply
    279,245.81x = 602,779.22 × 602,779.22
  4. Step 4: Simplify right side
    279,245.81x = 363,342,786,556.86
  5. Step 5: Solve for x
    x = 363,342,786,556.86/279,245.81
  6. Step 6: Final answer
    x = 1,301,157.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.