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Finding the Fourth Proportional to 273,646.38, 377,694.99 and 160,505.58

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Solution

The fourth proportional to 273,646.38, 377,694.99 and 160,505.58 is: 221,534.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,646.38 : 377,694.99 = 160,505.58 : x
  2. Step 2: Convert to fraction form
    273,646.38/377,694.99 = 160,505.58/x
  3. Step 3: Cross multiply
    273,646.38x = 377,694.99 × 160,505.58
  4. Step 4: Simplify right side
    273,646.38x = 60,622,153,433.04
  5. Step 5: Solve for x
    x = 60,622,153,433.04/273,646.38
  6. Step 6: Final answer
    x = 221,534.64

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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.