Home / 996,978.70-1,494,447.45-490,761.10

Finding the Fourth Proportional to 996,978.70, 1,494,447.45 and 490,761.10

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Solution

The fourth proportional to 996,978.70, 1,494,447.45 and 490,761.10 is: 735,639.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,978.70 : 1,494,447.45 = 490,761.10 : x
  2. Step 2: Convert to fraction form
    996,978.70/1,494,447.45 = 490,761.10/x
  3. Step 3: Cross multiply
    996,978.70x = 1,494,447.45 × 490,761.10
  4. Step 4: Simplify right side
    996,978.70x = 733,416,674,454.20
  5. Step 5: Solve for x
    x = 733,416,674,454.20/996,978.70
  6. Step 6: Final answer
    x = 735,639.26

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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.