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Finding the Fourth Proportional to 293,201.61, 404,615.49 and 165,877.20

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Solution

The fourth proportional to 293,201.61, 404,615.49 and 165,877.20 is: 228,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,201.61 : 404,615.49 = 165,877.20 : x
  2. Step 2: Convert to fraction form
    293,201.61/404,615.49 = 165,877.20/x
  3. Step 3: Cross multiply
    293,201.61x = 404,615.49 × 165,877.20
  4. Step 4: Simplify right side
    293,201.61x = 67,116,484,557.83
  5. Step 5: Solve for x
    x = 67,116,484,557.83/293,201.61
  6. Step 6: Final answer
    x = 228,908.99

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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.