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Finding the Fourth Proportional to 1,602.02, 2,404.01 and 628.13

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Solution

The fourth proportional to 1,602.02, 2,404.01 and 628.13 is: 942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602.02 : 2,404.01 = 628.13 : x
  2. Step 2: Convert to fraction form
    1,602.02/2,404.01 = 628.13/x
  3. Step 3: Cross multiply
    1,602.02x = 2,404.01 × 628.13
  4. Step 4: Simplify right side
    1,602.02x = 1,510,030.80
  5. Step 5: Solve for x
    x = 1,510,030.80/1,602.02
  6. Step 6: Final answer
    x = 942.58

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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.