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Finding the Third Proportional to 933.19 and 1,478.81

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Solution

The third proportional to 933.19 and 1,478.81 is: 2,343.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    933.19 : 1,478.81 = 1,478.81 : x
  2. Step 2: Convert to fraction form
    933.19/1,478.81 = 1,478.81/x
  3. Step 3: Cross multiply
    933.19x = 1,478.81 × 1,478.81
  4. Step 4: Simplify right side
    933.19x = 2,186,886.41
  5. Step 5: Solve for x
    x = 2,186,886.41/933.19
  6. Step 6: Final answer
    x = 2,343.46

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.