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Finding the Fourth Proportional to 573,066.35, 790,799.38 and 343,508.75

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Solution

The fourth proportional to 573,066.35, 790,799.38 and 343,508.75 is: 474,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,066.35 : 790,799.38 = 343,508.75 : x
  2. Step 2: Convert to fraction form
    573,066.35/790,799.38 = 343,508.75/x
  3. Step 3: Cross multiply
    573,066.35x = 790,799.38 × 343,508.75
  4. Step 4: Simplify right side
    573,066.35x = 271,646,500,853.03
  5. Step 5: Solve for x
    x = 271,646,500,853.03/573,066.35
  6. Step 6: Final answer
    x = 474,022.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.