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Finding the Fourth Proportional to 444.71, 614.01 and 297.77

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Solution

The fourth proportional to 444.71, 614.01 and 297.77 is: 411.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.71 : 614.01 = 297.77 : x
  2. Step 2: Convert to fraction form
    444.71/614.01 = 297.77/x
  3. Step 3: Cross multiply
    444.71x = 614.01 × 297.77
  4. Step 4: Simplify right side
    444.71x = 182,835.29
  5. Step 5: Solve for x
    x = 182,835.29/444.71
  6. Step 6: Final answer
    x = 411.13

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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.