Home / 389,826.93-584,945.32-276,704.76

Finding the Fourth Proportional to 389,826.93, 584,945.32 and 276,704.76

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Solution

The fourth proportional to 389,826.93, 584,945.32 and 276,704.76 is: 415,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,826.93 : 584,945.32 = 276,704.76 : x
  2. Step 2: Convert to fraction form
    389,826.93/584,945.32 = 276,704.76/x
  3. Step 3: Cross multiply
    389,826.93x = 584,945.32 × 276,704.76
  4. Step 4: Simplify right side
    389,826.93x = 161,857,153,892.24
  5. Step 5: Solve for x
    x = 161,857,153,892.24/389,826.93
  6. Step 6: Final answer
    x = 415,202.60

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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.