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Finding the Fourth Proportional to 303,670.95, 455,700.83 and 177,310.95

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Solution

The fourth proportional to 303,670.95, 455,700.83 and 177,310.95 is: 266,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,670.95 : 455,700.83 = 177,310.95 : x
  2. Step 2: Convert to fraction form
    303,670.95/455,700.83 = 177,310.95/x
  3. Step 3: Cross multiply
    303,670.95x = 455,700.83 × 177,310.95
  4. Step 4: Simplify right side
    303,670.95x = 80,800,746,196.53
  5. Step 5: Solve for x
    x = 80,800,746,196.53/303,670.95
  6. Step 6: Final answer
    x = 266,079.93

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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.