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Finding the Third Proportional to 352,448 and 528,778

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Solution

The third proportional to 352,448 and 528,778 is: 793,326.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,448 : 528,778 = 528,778 : x
  2. Step 2: Convert to fraction form
    352,448/528,778 = 528,778/x
  3. Step 3: Cross multiply
    352,448x = 528,778 × 528,778
  4. Step 4: Simplify right side
    352,448x = 279,606,173,284
  5. Step 5: Solve for x
    x = 279,606,173,284/352,448
  6. Step 6: Final answer
    x = 793,326.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.