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Finding the Third Proportional to 319,080 and 464,772

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Solution

The third proportional to 319,080 and 464,772 is: 676,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,080 : 464,772 = 464,772 : x
  2. Step 2: Convert to fraction form
    319,080/464,772 = 464,772/x
  3. Step 3: Cross multiply
    319,080x = 464,772 × 464,772
  4. Step 4: Simplify right side
    319,080x = 216,013,011,984
  5. Step 5: Solve for x
    x = 216,013,011,984/319,080
  6. Step 6: Final answer
    x = 676,987.00

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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.