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Finding the Fourth Proportional to 293,328.09, 404,792.69 and 159,192.09

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Solution

The fourth proportional to 293,328.09, 404,792.69 and 159,192.09 is: 219,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,328.09 : 404,792.69 = 159,192.09 : x
  2. Step 2: Convert to fraction form
    293,328.09/404,792.69 = 159,192.09/x
  3. Step 3: Cross multiply
    293,328.09x = 404,792.69 × 159,192.09
  4. Step 4: Simplify right side
    293,328.09x = 64,439,793,541.86
  5. Step 5: Solve for x
    x = 64,439,793,541.86/293,328.09
  6. Step 6: Final answer
    x = 219,685.04

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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.