Home / 996,730.20-1,494,074.70-490,512.60

Finding the Fourth Proportional to 996,730.20, 1,494,074.70 and 490,512.60

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Solution

The fourth proportional to 996,730.20, 1,494,074.70 and 490,512.60 is: 735,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,730.20 : 1,494,074.70 = 490,512.60 : x
  2. Step 2: Convert to fraction form
    996,730.20/1,494,074.70 = 490,512.60/x
  3. Step 3: Cross multiply
    996,730.20x = 1,494,074.70 × 490,512.60
  4. Step 4: Simplify right side
    996,730.20x = 732,862,465,691.22
  5. Step 5: Solve for x
    x = 732,862,465,691.22/996,730.20
  6. Step 6: Final answer
    x = 735,266.64

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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.