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Finding the Fourth Proportional to 1,343.88, 2,014.08 and 602.94

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Solution

The fourth proportional to 1,343.88, 2,014.08 and 602.94 is: 903.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.88 : 2,014.08 = 602.94 : x
  2. Step 2: Convert to fraction form
    1,343.88/2,014.08 = 602.94/x
  3. Step 3: Cross multiply
    1,343.88x = 2,014.08 × 602.94
  4. Step 4: Simplify right side
    1,343.88x = 1,214,374.69
  5. Step 5: Solve for x
    x = 1,214,374.69/1,343.88
  6. Step 6: Final answer
    x = 903.63

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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.