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Finding the Fourth Proportional to 306,252.93, 459,349.45 and 93,022.69

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Solution

The fourth proportional to 306,252.93, 459,349.45 and 93,022.69 is: 139,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,252.93 : 459,349.45 = 93,022.69 : x
  2. Step 2: Convert to fraction form
    306,252.93/459,349.45 = 93,022.69/x
  3. Step 3: Cross multiply
    306,252.93x = 459,349.45 × 93,022.69
  4. Step 4: Simplify right side
    306,252.93x = 42,729,921,489.02
  5. Step 5: Solve for x
    x = 42,729,921,489.02/306,252.93
  6. Step 6: Final answer
    x = 139,524.94

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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.