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Finding the Fourth Proportional to 435.66, 600.74 and 373.70

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Solution

The fourth proportional to 435.66, 600.74 and 373.70 is: 515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.66 : 600.74 = 373.70 : x
  2. Step 2: Convert to fraction form
    435.66/600.74 = 373.70/x
  3. Step 3: Cross multiply
    435.66x = 600.74 × 373.70
  4. Step 4: Simplify right side
    435.66x = 224,496.54
  5. Step 5: Solve for x
    x = 224,496.54/435.66
  6. Step 6: Final answer
    x = 515.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.