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Finding the Fourth Proportional to 503.87, 755.33 and 373.70

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Solution

The fourth proportional to 503.87, 755.33 and 373.70 is: 560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.87 : 755.33 = 373.70 : x
  2. Step 2: Convert to fraction form
    503.87/755.33 = 373.70/x
  3. Step 3: Cross multiply
    503.87x = 755.33 × 373.70
  4. Step 4: Simplify right side
    503.87x = 282,266.84
  5. Step 5: Solve for x
    x = 282,266.84/503.87
  6. Step 6: Final answer
    x = 560.20

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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.