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Finding the Fourth Proportional to 306,568.82, 459,922.42 and 93,355.80

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Solution

The fourth proportional to 306,568.82, 459,922.42 and 93,355.80 is: 140,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,568.82 : 459,922.42 = 93,355.80 : x
  2. Step 2: Convert to fraction form
    306,568.82/459,922.42 = 93,355.80/x
  3. Step 3: Cross multiply
    306,568.82x = 459,922.42 × 93,355.80
  4. Step 4: Simplify right side
    306,568.82x = 42,936,425,457.04
  5. Step 5: Solve for x
    x = 42,936,425,457.04/306,568.82
  6. Step 6: Final answer
    x = 140,054.77

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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.