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Finding the Fourth Proportional to 364,605.98, 546,963.66 and 127,906.96

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Solution

The fourth proportional to 364,605.98, 546,963.66 and 127,906.96 is: 191,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,605.98 : 546,963.66 = 127,906.96 : x
  2. Step 2: Convert to fraction form
    364,605.98/546,963.66 = 127,906.96/x
  3. Step 3: Cross multiply
    364,605.98x = 546,963.66 × 127,906.96
  4. Step 4: Simplify right side
    364,605.98x = 69,960,458,981.07
  5. Step 5: Solve for x
    x = 69,960,458,981.07/364,605.98
  6. Step 6: Final answer
    x = 191,879.63

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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.