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Finding the Fourth Proportional to 599,321.30, 899,424.20 and 283,777.70

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Solution

The fourth proportional to 599,321.30, 899,424.20 and 283,777.70 is: 425,875.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,321.30 : 899,424.20 = 283,777.70 : x
  2. Step 2: Convert to fraction form
    599,321.30/899,424.20 = 283,777.70/x
  3. Step 3: Cross multiply
    599,321.30x = 899,424.20 × 283,777.70
  4. Step 4: Simplify right side
    599,321.30x = 255,236,527,012.66
  5. Step 5: Solve for x
    x = 255,236,527,012.66/599,321.30
  6. Step 6: Final answer
    x = 425,875.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.