Home / 993,971.60-1,491,346.20-362,949.20

Finding the Fourth Proportional to 993,971.60, 1,491,346.20 and 362,949.20

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Solution

The fourth proportional to 993,971.60, 1,491,346.20 and 362,949.20 is: 544,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,971.60 : 1,491,346.20 = 362,949.20 : x
  2. Step 2: Convert to fraction form
    993,971.60/1,491,346.20 = 362,949.20/x
  3. Step 3: Cross multiply
    993,971.60x = 1,491,346.20 × 362,949.20
  4. Step 4: Simplify right side
    993,971.60x = 541,282,910,213.04
  5. Step 5: Solve for x
    x = 541,282,910,213.04/993,971.60
  6. Step 6: Final answer
    x = 544,565.77

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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.