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Finding the Fourth Proportional to 293,339.13, 404,808.18 and 159,203.13

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Solution

The fourth proportional to 293,339.13, 404,808.18 and 159,203.13 is: 219,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,339.13 : 404,808.18 = 159,203.13 : x
  2. Step 2: Convert to fraction form
    293,339.13/404,808.18 = 159,203.13/x
  3. Step 3: Cross multiply
    293,339.13x = 404,808.18 × 159,203.13
  4. Step 4: Simplify right side
    293,339.13x = 64,446,729,305.60
  5. Step 5: Solve for x
    x = 64,446,729,305.60/293,339.13
  6. Step 6: Final answer
    x = 219,700.42

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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.