Home / 820,557.92-1,230,935.16-251,864.54

Finding the Fourth Proportional to 820,557.92, 1,230,935.16 and 251,864.54

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Solution

The fourth proportional to 820,557.92, 1,230,935.16 and 251,864.54 is: 377,826.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,557.92 : 1,230,935.16 = 251,864.54 : x
  2. Step 2: Convert to fraction form
    820,557.92/1,230,935.16 = 251,864.54/x
  3. Step 3: Cross multiply
    820,557.92x = 1,230,935.16 × 251,864.54
  4. Step 4: Simplify right side
    820,557.92x = 310,028,917,843.23
  5. Step 5: Solve for x
    x = 310,028,917,843.23/820,557.92
  6. Step 6: Final answer
    x = 377,826.98

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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.