Home / 366,299.09-505,494.30-213,442.14

Finding the Fourth Proportional to 366,299.09, 505,494.30 and 213,442.14

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Solution

The fourth proportional to 366,299.09, 505,494.30 and 213,442.14 is: 294,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,299.09 : 505,494.30 = 213,442.14 : x
  2. Step 2: Convert to fraction form
    366,299.09/505,494.30 = 213,442.14/x
  3. Step 3: Cross multiply
    366,299.09x = 505,494.30 × 213,442.14
  4. Step 4: Simplify right side
    366,299.09x = 107,893,786,400.32
  5. Step 5: Solve for x
    x = 107,893,786,400.32/366,299.09
  6. Step 6: Final answer
    x = 294,551.06

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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.