Home / 996,972.20-1,494,437.70-490,754.60

Finding the Fourth Proportional to 996,972.20, 1,494,437.70 and 490,754.60

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Solution

The fourth proportional to 996,972.20, 1,494,437.70 and 490,754.60 is: 735,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,972.20 : 1,494,437.70 = 490,754.60 : x
  2. Step 2: Convert to fraction form
    996,972.20/1,494,437.70 = 490,754.60/x
  3. Step 3: Cross multiply
    996,972.20x = 1,494,437.70 × 490,754.60
  4. Step 4: Simplify right side
    996,972.20x = 733,402,175,688.42
  5. Step 5: Solve for x
    x = 733,402,175,688.42/996,972.20
  6. Step 6: Final answer
    x = 735,629.51

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1.5x scale

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.