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Finding the Fourth Proportional to 444.86, 616.51 and 436.22

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Solution

The fourth proportional to 444.86, 616.51 and 436.22 is: 604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.86 : 616.51 = 436.22 : x
  2. Step 2: Convert to fraction form
    444.86/616.51 = 436.22/x
  3. Step 3: Cross multiply
    444.86x = 616.51 × 436.22
  4. Step 4: Simplify right side
    444.86x = 268,931.81
  5. Step 5: Solve for x
    x = 268,931.81/444.86
  6. Step 6: Final answer
    x = 604.53

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.