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Finding the Fourth Proportional to 303,084.32, 454,626.47 and 134,565.03

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Solution

The fourth proportional to 303,084.32, 454,626.47 and 134,565.03 is: 201,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,084.32 : 454,626.47 = 134,565.03 : x
  2. Step 2: Convert to fraction form
    303,084.32/454,626.47 = 134,565.03/x
  3. Step 3: Cross multiply
    303,084.32x = 454,626.47 × 134,565.03
  4. Step 4: Simplify right side
    303,084.32x = 61,176,824,910.76
  5. Step 5: Solve for x
    x = 61,176,824,910.76/303,084.32
  6. Step 6: Final answer
    x = 201,847.55

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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.