Home / 993,960.60-1,491,329.70-362,938.20

Finding the Fourth Proportional to 993,960.60, 1,491,329.70 and 362,938.20

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Solution

The fourth proportional to 993,960.60, 1,491,329.70 and 362,938.20 is: 544,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,960.60 : 1,491,329.70 = 362,938.20 : x
  2. Step 2: Convert to fraction form
    993,960.60/1,491,329.70 = 362,938.20/x
  3. Step 3: Cross multiply
    993,960.60x = 1,491,329.70 × 362,938.20
  4. Step 4: Simplify right side
    993,960.60x = 541,260,516,924.54
  5. Step 5: Solve for x
    x = 541,260,516,924.54/993,960.60
  6. Step 6: Final answer
    x = 544,549.27

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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.