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Finding the Fourth Proportional to 293,385.70, 404,873.58 and 166,085.92

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Solution

The fourth proportional to 293,385.70, 404,873.58 and 166,085.92 is: 229,199.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,385.70 : 404,873.58 = 166,085.92 : x
  2. Step 2: Convert to fraction form
    293,385.70/404,873.58 = 166,085.92/x
  3. Step 3: Cross multiply
    293,385.70x = 404,873.58 × 166,085.92
  4. Step 4: Simplify right side
    293,385.70x = 67,243,801,017.99
  5. Step 5: Solve for x
    x = 67,243,801,017.99/293,385.70
  6. Step 6: Final answer
    x = 229,199.31

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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.