Home / 331,319.60-496,979.40-226,343.60

Finding the Fourth Proportional to 331,319.60, 496,979.40 and 226,343.60

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Solution

The fourth proportional to 331,319.60, 496,979.40 and 226,343.60 is: 339,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,319.60 : 496,979.40 = 226,343.60 : x
  2. Step 2: Convert to fraction form
    331,319.60/496,979.40 = 226,343.60/x
  3. Step 3: Cross multiply
    331,319.60x = 496,979.40 × 226,343.60
  4. Step 4: Simplify right side
    331,319.60x = 112,488,106,521.84
  5. Step 5: Solve for x
    x = 112,488,106,521.84/331,319.60
  6. Step 6: Final answer
    x = 339,515.40

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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.