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Finding the Fourth Proportional to 1,202.99, 1,804.43 and 462.41

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Solution

The fourth proportional to 1,202.99, 1,804.43 and 462.41 is: 693.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202.99 : 1,804.43 = 462.41 : x
  2. Step 2: Convert to fraction form
    1,202.99/1,804.43 = 462.41/x
  3. Step 3: Cross multiply
    1,202.99x = 1,804.43 × 462.41
  4. Step 4: Simplify right side
    1,202.99x = 834,386.48
  5. Step 5: Solve for x
    x = 834,386.48/1,202.99
  6. Step 6: Final answer
    x = 693.59

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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.