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Finding the Fourth Proportional to 293,510.25, 405,044.28 and 159,374.25

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Solution

The fourth proportional to 293,510.25, 405,044.28 and 159,374.25 is: 219,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,510.25 : 405,044.28 = 159,374.25 : x
  2. Step 2: Convert to fraction form
    293,510.25/405,044.28 = 159,374.25/x
  3. Step 3: Cross multiply
    293,510.25x = 405,044.28 × 159,374.25
  4. Step 4: Simplify right side
    293,510.25x = 64,553,628,341.79
  5. Step 5: Solve for x
    x = 64,553,628,341.79/293,510.25
  6. Step 6: Final answer
    x = 219,936.54

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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.