Home / 331,237.80-496,613.70-131,459.40

Finding the Fourth Proportional to 331,237.80, 496,613.70 and 131,459.40

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Solution

The fourth proportional to 331,237.80, 496,613.70 and 131,459.40 is: 197,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,237.80 : 496,613.70 = 131,459.40 : x
  2. Step 2: Convert to fraction form
    331,237.80/496,613.70 = 131,459.40/x
  3. Step 3: Cross multiply
    331,237.80x = 496,613.70 × 131,459.40
  4. Step 4: Simplify right side
    331,237.80x = 65,284,539,033.78
  5. Step 5: Solve for x
    x = 65,284,539,033.78/331,237.80
  6. Step 6: Final answer
    x = 197,092.66

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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.