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Finding the Fourth Proportional to 293,620.24, 405,196.36 and 159,484.24

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Solution

The fourth proportional to 293,620.24, 405,196.36 and 159,484.24 is: 220,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,620.24 : 405,196.36 = 159,484.24 : x
  2. Step 2: Convert to fraction form
    293,620.24/405,196.36 = 159,484.24/x
  3. Step 3: Cross multiply
    293,620.24x = 405,196.36 × 159,484.24
  4. Step 4: Simplify right side
    293,620.24x = 64,622,433,525.37
  5. Step 5: Solve for x
    x = 64,622,433,525.37/293,620.24
  6. Step 6: Final answer
    x = 220,088.48

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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.