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Finding the Fourth Proportional to 360,959.66, 541,971.75 and 201,347.46

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Solution

The fourth proportional to 360,959.66, 541,971.75 and 201,347.46 is: 302,318.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,959.66 : 541,971.75 = 201,347.46 : x
  2. Step 2: Convert to fraction form
    360,959.66/541,971.75 = 201,347.46/x
  3. Step 3: Cross multiply
    360,959.66x = 541,971.75 × 201,347.46
  4. Step 4: Simplify right side
    360,959.66x = 109,124,635,254.26
  5. Step 5: Solve for x
    x = 109,124,635,254.26/360,959.66
  6. Step 6: Final answer
    x = 302,318.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.