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Finding the Fourth Proportional to 273,645.44, 377,530.98 and 160,446.32

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Solution

The fourth proportional to 273,645.44, 377,530.98 and 160,446.32 is: 221,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,645.44 : 377,530.98 = 160,446.32 : x
  2. Step 2: Convert to fraction form
    273,645.44/377,530.98 = 160,446.32/x
  3. Step 3: Cross multiply
    273,645.44x = 377,530.98 × 160,446.32
  4. Step 4: Simplify right side
    273,645.44x = 60,573,456,426.99
  5. Step 5: Solve for x
    x = 60,573,456,426.99/273,645.44
  6. Step 6: Final answer
    x = 221,357.45

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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.