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Finding the Fourth Proportional to 366,085.44, 505,110.94 and 213,030.98

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Solution

The fourth proportional to 366,085.44, 505,110.94 and 213,030.98 is: 293,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,085.44 : 505,110.94 = 213,030.98 : x
  2. Step 2: Convert to fraction form
    366,085.44/505,110.94 = 213,030.98/x
  3. Step 3: Cross multiply
    366,085.44x = 505,110.94 × 213,030.98
  4. Step 4: Simplify right side
    366,085.44x = 107,604,277,392.96
  5. Step 5: Solve for x
    x = 107,604,277,392.96/366,085.44
  6. Step 6: Final answer
    x = 293,932.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.