Home / 627,353.32-940,500.96-272,099.76

Finding the Fourth Proportional to 627,353.32, 940,500.96 and 272,099.76

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Solution

The fourth proportional to 627,353.32, 940,500.96 and 272,099.76 is: 407,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,353.32 : 940,500.96 = 272,099.76 : x
  2. Step 2: Convert to fraction form
    627,353.32/940,500.96 = 272,099.76/x
  3. Step 3: Cross multiply
    627,353.32x = 940,500.96 × 272,099.76
  4. Step 4: Simplify right side
    627,353.32x = 255,910,085,495.77
  5. Step 5: Solve for x
    x = 255,910,085,495.77/627,353.32
  6. Step 6: Final answer
    x = 407,920.19

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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.