Home / 637,930.36-956,060.34-322,216.12

Finding the Fourth Proportional to 637,930.36, 956,060.34 and 322,216.12

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Solution

The fourth proportional to 637,930.36, 956,060.34 and 322,216.12 is: 482,902.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,930.36 : 956,060.34 = 322,216.12 : x
  2. Step 2: Convert to fraction form
    637,930.36/956,060.34 = 322,216.12/x
  3. Step 3: Cross multiply
    637,930.36x = 956,060.34 × 322,216.12
  4. Step 4: Simplify right side
    637,930.36x = 308,058,053,240.68
  5. Step 5: Solve for x
    x = 308,058,053,240.68/637,930.36
  6. Step 6: Final answer
    x = 482,902.32

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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.