Home / 331,130.16-496,695.24-198,049.32

Finding the Fourth Proportional to 331,130.16, 496,695.24 and 198,049.32

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Solution

The fourth proportional to 331,130.16, 496,695.24 and 198,049.32 is: 297,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,130.16 : 496,695.24 = 198,049.32 : x
  2. Step 2: Convert to fraction form
    331,130.16/496,695.24 = 198,049.32/x
  3. Step 3: Cross multiply
    331,130.16x = 496,695.24 × 198,049.32
  4. Step 4: Simplify right side
    331,130.16x = 98,370,154,529.24
  5. Step 5: Solve for x
    x = 98,370,154,529.24/331,130.16
  6. Step 6: Final answer
    x = 297,073.98

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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.