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Finding the Fourth Proportional to 273,659.19, 377,687.52 and 152,808.30

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Solution

The fourth proportional to 273,659.19, 377,687.52 and 152,808.30 is: 210,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,659.19 : 377,687.52 = 152,808.30 : x
  2. Step 2: Convert to fraction form
    273,659.19/377,687.52 = 152,808.30/x
  3. Step 3: Cross multiply
    273,659.19x = 377,687.52 × 152,808.30
  4. Step 4: Simplify right side
    273,659.19x = 57,713,787,862.42
  5. Step 5: Solve for x
    x = 57,713,787,862.42/273,659.19
  6. Step 6: Final answer
    x = 210,896.58

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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.