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Finding the Fourth Proportional to 322,032.69, 444,384.54 and 178,792.69

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Solution

The fourth proportional to 322,032.69, 444,384.54 and 178,792.69 is: 246,722.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,032.69 : 444,384.54 = 178,792.69 : x
  2. Step 2: Convert to fraction form
    322,032.69/444,384.54 = 178,792.69/x
  3. Step 3: Cross multiply
    322,032.69x = 444,384.54 × 178,792.69
  4. Step 4: Simplify right side
    322,032.69x = 79,452,707,301.01
  5. Step 5: Solve for x
    x = 79,452,707,301.01/322,032.69
  6. Step 6: Final answer
    x = 246,722.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.