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Finding the Fourth Proportional to 603.45, 901.73 and 506.25

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Solution

The fourth proportional to 603.45, 901.73 and 506.25 is: 756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.45 : 901.73 = 506.25 : x
  2. Step 2: Convert to fraction form
    603.45/901.73 = 506.25/x
  3. Step 3: Cross multiply
    603.45x = 901.73 × 506.25
  4. Step 4: Simplify right side
    603.45x = 456,502.08
  5. Step 5: Solve for x
    x = 456,502.08/603.45
  6. Step 6: Final answer
    x = 756.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.