Home / 741,257.88-1,111,668.69-336,215.76

Finding the Fourth Proportional to 741,257.88, 1,111,668.69 and 336,215.76

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Solution

The fourth proportional to 741,257.88, 1,111,668.69 and 336,215.76 is: 504,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,257.88 : 1,111,668.69 = 336,215.76 : x
  2. Step 2: Convert to fraction form
    741,257.88/1,111,668.69 = 336,215.76/x
  3. Step 3: Cross multiply
    741,257.88x = 1,111,668.69 × 336,215.76
  4. Step 4: Simplify right side
    741,257.88x = 373,760,529,307.80
  5. Step 5: Solve for x
    x = 373,760,529,307.80/741,257.88
  6. Step 6: Final answer
    x = 504,224.70

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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.