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Finding the Fourth Proportional to 299,948.33, 450,088.57 and 179,709.81

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Solution

The fourth proportional to 299,948.33, 450,088.57 and 179,709.81 is: 269,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,948.33 : 450,088.57 = 179,709.81 : x
  2. Step 2: Convert to fraction form
    299,948.33/450,088.57 = 179,709.81/x
  3. Step 3: Cross multiply
    299,948.33x = 450,088.57 × 179,709.81
  4. Step 4: Simplify right side
    299,948.33x = 80,885,329,934.68
  5. Step 5: Solve for x
    x = 80,885,329,934.68/299,948.33
  6. Step 6: Final answer
    x = 269,664.21

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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.