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Finding the Third Proportional to 279,912 and 604,028

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Solution

The third proportional to 279,912 and 604,028 is: 1,303,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,912 : 604,028 = 604,028 : x
  2. Step 2: Convert to fraction form
    279,912/604,028 = 604,028/x
  3. Step 3: Cross multiply
    279,912x = 604,028 × 604,028
  4. Step 4: Simplify right side
    279,912x = 364,849,824,784
  5. Step 5: Solve for x
    x = 364,849,824,784/279,912
  6. Step 6: Final answer
    x = 1,303,444.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.