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Finding the Third Proportional to 153,335 and 335,270

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Solution

The third proportional to 153,335 and 335,270 is: 733,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,335 : 335,270 = 335,270 : x
  2. Step 2: Convert to fraction form
    153,335/335,270 = 335,270/x
  3. Step 3: Cross multiply
    153,335x = 335,270 × 335,270
  4. Step 4: Simplify right side
    153,335x = 112,405,972,900
  5. Step 5: Solve for x
    x = 112,405,972,900/153,335
  6. Step 6: Final answer
    x = 733,074.46

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.