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Finding the Fourth Proportional to 568,202.64, 784,253.82 and 326,625.36

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Solution

The fourth proportional to 568,202.64, 784,253.82 and 326,625.36 is: 450,820.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,202.64 : 784,253.82 = 326,625.36 : x
  2. Step 2: Convert to fraction form
    568,202.64/784,253.82 = 326,625.36/x
  3. Step 3: Cross multiply
    568,202.64x = 784,253.82 × 326,625.36
  4. Step 4: Simplify right side
    568,202.64x = 256,157,186,288.88
  5. Step 5: Solve for x
    x = 256,157,186,288.88/568,202.64
  6. Step 6: Final answer
    x = 450,820.13

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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.