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Finding the Third Proportional to 350,135 and 509,892

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Solution

The third proportional to 350,135 and 509,892 is: 742,541.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,135 : 509,892 = 509,892 : x
  2. Step 2: Convert to fraction form
    350,135/509,892 = 509,892/x
  3. Step 3: Cross multiply
    350,135x = 509,892 × 509,892
  4. Step 4: Simplify right side
    350,135x = 259,989,851,664
  5. Step 5: Solve for x
    x = 259,989,851,664/350,135
  6. Step 6: Final answer
    x = 742,541.74

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.