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Finding the Fourth Proportional to 473.44, 707.27 and 377.36

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Solution

The fourth proportional to 473.44, 707.27 and 377.36 is: 563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.44 : 707.27 = 377.36 : x
  2. Step 2: Convert to fraction form
    473.44/707.27 = 377.36/x
  3. Step 3: Cross multiply
    473.44x = 707.27 × 377.36
  4. Step 4: Simplify right side
    473.44x = 266,895.41
  5. Step 5: Solve for x
    x = 266,895.41/473.44
  6. Step 6: Final answer
    x = 563.74

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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.