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Finding the Fourth Proportional to 273,394.85, 377,284.37 and 152,528.94

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Solution

The fourth proportional to 273,394.85, 377,284.37 and 152,528.94 is: 210,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,394.85 : 377,284.37 = 152,528.94 : x
  2. Step 2: Convert to fraction form
    273,394.85/377,284.37 = 152,528.94/x
  3. Step 3: Cross multiply
    273,394.85x = 377,284.37 × 152,528.94
  4. Step 4: Simplify right side
    273,394.85x = 57,546,784,272.02
  5. Step 5: Solve for x
    x = 57,546,784,272.02/273,394.85
  6. Step 6: Final answer
    x = 210,489.65

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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.