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Finding the Fourth Proportional to 293,252.51, 404,688.21 and 159,116.51

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Solution

The fourth proportional to 293,252.51, 404,688.21 and 159,116.51 is: 219,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,252.51 : 404,688.21 = 159,116.51 : x
  2. Step 2: Convert to fraction form
    293,252.51/404,688.21 = 159,116.51/x
  3. Step 3: Cross multiply
    293,252.51x = 404,688.21 × 159,116.51
  4. Step 4: Simplify right side
    293,252.51x = 64,392,575,613.35
  5. Step 5: Solve for x
    x = 64,392,575,613.35/293,252.51
  6. Step 6: Final answer
    x = 219,580.65

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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.