Home / 228,669.12-341,372.31-213,473.19

Finding the Fourth Proportional to 228,669.12, 341,372.31 and 213,473.19

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Solution

The fourth proportional to 228,669.12, 341,372.31 and 213,473.19 is: 318,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,669.12 : 341,372.31 = 213,473.19 : x
  2. Step 2: Convert to fraction form
    228,669.12/341,372.31 = 213,473.19/x
  3. Step 3: Cross multiply
    228,669.12x = 341,372.31 × 213,473.19
  4. Step 4: Simplify right side
    228,669.12x = 72,873,835,993.37
  5. Step 5: Solve for x
    x = 72,873,835,993.37/228,669.12
  6. Step 6: Final answer
    x = 318,686.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.