Home / 627,360.57-940,511.85-272,107.03

Finding the Fourth Proportional to 627,360.57, 940,511.85 and 272,107.03

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Solution

The fourth proportional to 627,360.57, 940,511.85 and 272,107.03 is: 407,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,360.57 : 940,511.85 = 272,107.03 : x
  2. Step 2: Convert to fraction form
    627,360.57/940,511.85 = 272,107.03/x
  3. Step 3: Cross multiply
    627,360.57x = 940,511.85 × 272,107.03
  4. Step 4: Simplify right side
    627,360.57x = 255,919,886,183.31
  5. Step 5: Solve for x
    x = 255,919,886,183.31/627,360.57
  6. Step 6: Final answer
    x = 407,931.10

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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.