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Finding the Third Proportional to 245,707.88 and 370,294.88

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Solution

The third proportional to 245,707.88 and 370,294.88 is: 558,054.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,707.88 : 370,294.88 = 370,294.88 : x
  2. Step 2: Convert to fraction form
    245,707.88/370,294.88 = 370,294.88/x
  3. Step 3: Cross multiply
    245,707.88x = 370,294.88 × 370,294.88
  4. Step 4: Simplify right side
    245,707.88x = 137,118,294,451.27
  5. Step 5: Solve for x
    x = 137,118,294,451.27/245,707.88
  6. Step 6: Final answer
    x = 558,054.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.