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Finding the Fourth Proportional to 273,640.55, 410,460.83 and 230,337.95

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Solution

The fourth proportional to 273,640.55, 410,460.83 and 230,337.95 is: 345,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,640.55 : 410,460.83 = 230,337.95 : x
  2. Step 2: Convert to fraction form
    273,640.55/410,460.83 = 230,337.95/x
  3. Step 3: Cross multiply
    273,640.55x = 410,460.83 × 230,337.95
  4. Step 4: Simplify right side
    273,640.55x = 94,544,704,985.81
  5. Step 5: Solve for x
    x = 94,544,704,985.81/273,640.55
  6. Step 6: Final answer
    x = 345,506.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.