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Finding the Fourth Proportional to 293,289.57, 404,739.60 and 159,153.57

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Solution

The fourth proportional to 293,289.57, 404,739.60 and 159,153.57 is: 219,631.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,289.57 : 404,739.60 = 159,153.57 : x
  2. Step 2: Convert to fraction form
    293,289.57/404,739.60 = 159,153.57/x
  3. Step 3: Cross multiply
    293,289.57x = 404,739.60 × 159,153.57
  4. Step 4: Simplify right side
    293,289.57x = 64,415,752,260.37
  5. Step 5: Solve for x
    x = 64,415,752,260.37/293,289.57
  6. Step 6: Final answer
    x = 219,631.92

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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.