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Finding the Third Proportional to 374,565.75 and 808,990.50

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Solution

The third proportional to 374,565.75 and 808,990.50 is: 1,747,265.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,565.75 : 808,990.50 = 808,990.50 : x
  2. Step 2: Convert to fraction form
    374,565.75/808,990.50 = 808,990.50/x
  3. Step 3: Cross multiply
    374,565.75x = 808,990.50 × 808,990.50
  4. Step 4: Simplify right side
    374,565.75x = 654,465,629,090.25
  5. Step 5: Solve for x
    x = 654,465,629,090.25/374,565.75
  6. Step 6: Final answer
    x = 1,747,265.01

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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.