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Finding the Fourth Proportional to 303,927.39, 419,318.98 and 183,022.74

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Solution

The fourth proportional to 303,927.39, 419,318.98 and 183,022.74 is: 252,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,927.39 : 419,318.98 = 183,022.74 : x
  2. Step 2: Convert to fraction form
    303,927.39/419,318.98 = 183,022.74/x
  3. Step 3: Cross multiply
    303,927.39x = 419,318.98 × 183,022.74
  4. Step 4: Simplify right side
    303,927.39x = 76,744,908,196.05
  5. Step 5: Solve for x
    x = 76,744,908,196.05/303,927.39
  6. Step 6: Final answer
    x = 252,510.67

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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.