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Finding the Fourth Proportional to 293,011.16, 404,352.94 and 165,691.32

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Solution

The fourth proportional to 293,011.16, 404,352.94 and 165,691.32 is: 228,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,011.16 : 404,352.94 = 165,691.32 : x
  2. Step 2: Convert to fraction form
    293,011.16/404,352.94 = 165,691.32/x
  3. Step 3: Cross multiply
    293,011.16x = 404,352.94 × 165,691.32
  4. Step 4: Simplify right side
    293,011.16x = 66,997,772,374.48
  5. Step 5: Solve for x
    x = 66,997,772,374.48/293,011.16
  6. Step 6: Final answer
    x = 228,652.63

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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.