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Finding the Third Proportional to 245,352 and 359,949

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Solution

The third proportional to 245,352 and 359,949 is: 528,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,352 : 359,949 = 359,949 : x
  2. Step 2: Convert to fraction form
    245,352/359,949 = 359,949/x
  3. Step 3: Cross multiply
    245,352x = 359,949 × 359,949
  4. Step 4: Simplify right side
    245,352x = 129,563,282,601
  5. Step 5: Solve for x
    x = 129,563,282,601/245,352
  6. Step 6: Final answer
    x = 528,071.03

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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.