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Finding the Fourth Proportional to 331,334.56, 496,254.12 and 153,467.92

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Solution

The fourth proportional to 331,334.56, 496,254.12 and 153,467.92 is: 229,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,334.56 : 496,254.12 = 153,467.92 : x
  2. Step 2: Convert to fraction form
    331,334.56/496,254.12 = 153,467.92/x
  3. Step 3: Cross multiply
    331,334.56x = 496,254.12 × 153,467.92
  4. Step 4: Simplify right side
    331,334.56x = 76,159,087,587.83
  5. Step 5: Solve for x
    x = 76,159,087,587.83/331,334.56
  6. Step 6: Final answer
    x = 229,855.55

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1.5x scale

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.