Home / 603.05-904.50-359.03

Finding the Fourth Proportional to 603.05, 904.50 and 359.03

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Solution

The fourth proportional to 603.05, 904.50 and 359.03 is: 538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.05 : 904.50 = 359.03 : x
  2. Step 2: Convert to fraction form
    603.05/904.50 = 359.03/x
  3. Step 3: Cross multiply
    603.05x = 904.50 × 359.03
  4. Step 4: Simplify right side
    603.05x = 324,744.90
  5. Step 5: Solve for x
    x = 324,744.90/603.05
  6. Step 6: Final answer
    x = 538.51

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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.