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Finding the Fourth Proportional to 475.02, 651.99 and 454.98

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Solution

The fourth proportional to 475.02, 651.99 and 454.98 is: 624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.02 : 651.99 = 454.98 : x
  2. Step 2: Convert to fraction form
    475.02/651.99 = 454.98/x
  3. Step 3: Cross multiply
    475.02x = 651.99 × 454.98
  4. Step 4: Simplify right side
    475.02x = 296,642.41
  5. Step 5: Solve for x
    x = 296,642.41/475.02
  6. Step 6: Final answer
    x = 624.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.