Home / 436,292.20-654,438.30-236,708.20

Finding the Fourth Proportional to 436,292.20, 654,438.30 and 236,708.20

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Solution

The fourth proportional to 436,292.20, 654,438.30 and 236,708.20 is: 355,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,292.20 : 654,438.30 = 236,708.20 : x
  2. Step 2: Convert to fraction form
    436,292.20/654,438.30 = 236,708.20/x
  3. Step 3: Cross multiply
    436,292.20x = 654,438.30 × 236,708.20
  4. Step 4: Simplify right side
    436,292.20x = 154,910,912,004.06
  5. Step 5: Solve for x
    x = 154,910,912,004.06/436,292.20
  6. Step 6: Final answer
    x = 355,062.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.