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Finding the Fourth Proportional to 360,137.56, 540,149.54 and 226,609.06

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Solution

The fourth proportional to 360,137.56, 540,149.54 and 226,609.06 is: 339,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,137.56 : 540,149.54 = 226,609.06 : x
  2. Step 2: Convert to fraction form
    360,137.56/540,149.54 = 226,609.06/x
  3. Step 3: Cross multiply
    360,137.56x = 540,149.54 × 226,609.06
  4. Step 4: Simplify right side
    360,137.56x = 122,402,775,685.04
  5. Step 5: Solve for x
    x = 122,402,775,685.04/360,137.56
  6. Step 6: Final answer
    x = 339,877.84

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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.