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Finding the Fourth Proportional to 273,487.22, 377,450.41 and 152,636.29

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Solution

The fourth proportional to 273,487.22, 377,450.41 and 152,636.29 is: 210,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,487.22 : 377,450.41 = 152,636.29 : x
  2. Step 2: Convert to fraction form
    273,487.22/377,450.41 = 152,636.29/x
  3. Step 3: Cross multiply
    273,487.22x = 377,450.41 × 152,636.29
  4. Step 4: Simplify right side
    273,487.22x = 57,612,630,241.38
  5. Step 5: Solve for x
    x = 57,612,630,241.38/273,487.22
  6. Step 6: Final answer
    x = 210,659.31

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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.