Home / 336,449.21-503,139.69-251,120.25

Finding the Fourth Proportional to 336,449.21, 503,139.69 and 251,120.25

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Solution

The fourth proportional to 336,449.21, 503,139.69 and 251,120.25 is: 375,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,449.21 : 503,139.69 = 251,120.25 : x
  2. Step 2: Convert to fraction form
    336,449.21/503,139.69 = 251,120.25/x
  3. Step 3: Cross multiply
    336,449.21x = 503,139.69 × 251,120.25
  4. Step 4: Simplify right side
    336,449.21x = 126,348,564,737.72
  5. Step 5: Solve for x
    x = 126,348,564,737.72/336,449.21
  6. Step 6: Final answer
    x = 375,535.33

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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.