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Finding the Fourth Proportional to 273,366.45, 376,910.55 and 224,798.65

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Solution

The fourth proportional to 273,366.45, 376,910.55 and 224,798.65 is: 309,946.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,366.45 : 376,910.55 = 224,798.65 : x
  2. Step 2: Convert to fraction form
    273,366.45/376,910.55 = 224,798.65/x
  3. Step 3: Cross multiply
    273,366.45x = 376,910.55 × 224,798.65
  4. Step 4: Simplify right side
    273,366.45x = 84,728,982,810.76
  5. Step 5: Solve for x
    x = 84,728,982,810.76/273,366.45
  6. Step 6: Final answer
    x = 309,946.53

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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.