Home / 217,436.42-300,014.34-210,268.52

Finding the Fourth Proportional to 217,436.42, 300,014.34 and 210,268.52

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Solution

The fourth proportional to 217,436.42, 300,014.34 and 210,268.52 is: 290,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,436.42 : 300,014.34 = 210,268.52 : x
  2. Step 2: Convert to fraction form
    217,436.42/300,014.34 = 210,268.52/x
  3. Step 3: Cross multiply
    217,436.42x = 300,014.34 × 210,268.52
  4. Step 4: Simplify right side
    217,436.42x = 63,083,571,250.58
  5. Step 5: Solve for x
    x = 63,083,571,250.58/217,436.42
  6. Step 6: Final answer
    x = 290,124.22

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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.