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Finding the Fourth Proportional to 293,339.28, 404,774.74 and 164,259.81

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Solution

The fourth proportional to 293,339.28, 404,774.74 and 164,259.81 is: 226,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,339.28 : 404,774.74 = 164,259.81 : x
  2. Step 2: Convert to fraction form
    293,339.28/404,774.74 = 164,259.81/x
  3. Step 3: Cross multiply
    293,339.28x = 404,774.74 × 164,259.81
  4. Step 4: Simplify right side
    293,339.28x = 66,488,221,885.20
  5. Step 5: Solve for x
    x = 66,488,221,885.20/293,339.28
  6. Step 6: Final answer
    x = 226,659.80

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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.