Home / 364,769.28-503,383.68-213,868.80

Finding the Fourth Proportional to 364,769.28, 503,383.68 and 213,868.80

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Solution

The fourth proportional to 364,769.28, 503,383.68 and 213,868.80 is: 295,140.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,769.28 : 503,383.68 = 213,868.80 : x
  2. Step 2: Convert to fraction form
    364,769.28/503,383.68 = 213,868.80/x
  3. Step 3: Cross multiply
    364,769.28x = 503,383.68 × 213,868.80
  4. Step 4: Simplify right side
    364,769.28x = 107,658,063,581.18
  5. Step 5: Solve for x
    x = 107,658,063,581.18/364,769.28
  6. Step 6: Final answer
    x = 295,140.16

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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.