Home / 397,927.38-596,515.86-198,058.82

Finding the Fourth Proportional to 397,927.38, 596,515.86 and 198,058.82

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Solution

The fourth proportional to 397,927.38, 596,515.86 and 198,058.82 is: 296,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,927.38 : 596,515.86 = 198,058.82 : x
  2. Step 2: Convert to fraction form
    397,927.38/596,515.86 = 198,058.82/x
  3. Step 3: Cross multiply
    397,927.38x = 596,515.86 × 198,058.82
  4. Step 4: Simplify right side
    397,927.38x = 118,145,227,342.89
  5. Step 5: Solve for x
    x = 118,145,227,342.89/397,927.38
  6. Step 6: Final answer
    x = 296,901.48

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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.