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Finding the Fourth Proportional to 503.02, 750.53 and 441.46

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Solution

The fourth proportional to 503.02, 750.53 and 441.46 is: 658.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.02 : 750.53 = 441.46 : x
  2. Step 2: Convert to fraction form
    503.02/750.53 = 441.46/x
  3. Step 3: Cross multiply
    503.02x = 750.53 × 441.46
  4. Step 4: Simplify right side
    503.02x = 331,328.97
  5. Step 5: Solve for x
    x = 331,328.97/503.02
  6. Step 6: Final answer
    x = 658.68

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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.