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Finding the Fourth Proportional to 606,144.25, 909,216.39 and 336,437.95

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Solution

The fourth proportional to 606,144.25, 909,216.39 and 336,437.95 is: 504,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,144.25 : 909,216.39 = 336,437.95 : x
  2. Step 2: Convert to fraction form
    606,144.25/909,216.39 = 336,437.95/x
  3. Step 3: Cross multiply
    606,144.25x = 909,216.39 × 336,437.95
  4. Step 4: Simplify right side
    606,144.25x = 305,894,898,358.00
  5. Step 5: Solve for x
    x = 305,894,898,358.00/606,144.25
  6. Step 6: Final answer
    x = 504,656.93

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Similar ratio
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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.