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Finding the Fourth Proportional to 303,323.56, 454,984.96 and 134,804.68

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Solution

The fourth proportional to 303,323.56, 454,984.96 and 134,804.68 is: 202,206.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,323.56 : 454,984.96 = 134,804.68 : x
  2. Step 2: Convert to fraction form
    303,323.56/454,984.96 = 134,804.68/x
  3. Step 3: Cross multiply
    303,323.56x = 454,984.96 × 134,804.68
  4. Step 4: Simplify right side
    303,323.56x = 61,334,101,937.61
  5. Step 5: Solve for x
    x = 61,334,101,937.61/303,323.56
  6. Step 6: Final answer
    x = 202,206.85

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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.