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Finding the Third Proportional to 613,051.50 and 910,828.50

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Solution

The third proportional to 613,051.50 and 910,828.50 is: 1,353,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,051.50 : 910,828.50 = 910,828.50 : x
  2. Step 2: Convert to fraction form
    613,051.50/910,828.50 = 910,828.50/x
  3. Step 3: Cross multiply
    613,051.50x = 910,828.50 × 910,828.50
  4. Step 4: Simplify right side
    613,051.50x = 829,608,556,412.25
  5. Step 5: Solve for x
    x = 829,608,556,412.25/613,051.50
  6. Step 6: Final answer
    x = 1,353,244.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.