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Finding the Fourth Proportional to 568,652.47, 784,875.02 and 327,074.63

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Solution

The fourth proportional to 568,652.47, 784,875.02 and 327,074.63 is: 451,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,652.47 : 784,875.02 = 327,074.63 : x
  2. Step 2: Convert to fraction form
    568,652.47/784,875.02 = 327,074.63/x
  3. Step 3: Cross multiply
    568,652.47x = 784,875.02 × 327,074.63
  4. Step 4: Simplify right side
    568,652.47x = 256,712,701,202.99
  5. Step 5: Solve for x
    x = 256,712,701,202.99/568,652.47
  6. Step 6: Final answer
    x = 451,440.41

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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.