Home / 496,885.57-743,857.02-306,734.52

Finding the Fourth Proportional to 496,885.57, 743,857.02 and 306,734.52

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Solution

The fourth proportional to 496,885.57, 743,857.02 and 306,734.52 is: 459,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,885.57 : 743,857.02 = 306,734.52 : x
  2. Step 2: Convert to fraction form
    496,885.57/743,857.02 = 306,734.52/x
  3. Step 3: Cross multiply
    496,885.57x = 743,857.02 × 306,734.52
  4. Step 4: Simplify right side
    496,885.57x = 228,166,628,767.79
  5. Step 5: Solve for x
    x = 228,166,628,767.79/496,885.57
  6. Step 6: Final answer
    x = 459,193.51

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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.