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Finding the Third Proportional to 343,368.28 and 505,125.28

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Solution

The third proportional to 343,368.28 and 505,125.28 is: 743,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,368.28 : 505,125.28 = 505,125.28 : x
  2. Step 2: Convert to fraction form
    343,368.28/505,125.28 = 505,125.28/x
  3. Step 3: Cross multiply
    343,368.28x = 505,125.28 × 505,125.28
  4. Step 4: Simplify right side
    343,368.28x = 255,151,549,757.89
  5. Step 5: Solve for x
    x = 255,151,549,757.89/343,368.28
  6. Step 6: Final answer
    x = 743,084.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.