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Finding the Fourth Proportional to 430.94, 594.81 and 273.67

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Solution

The fourth proportional to 430.94, 594.81 and 273.67 is: 377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.94 : 594.81 = 273.67 : x
  2. Step 2: Convert to fraction form
    430.94/594.81 = 273.67/x
  3. Step 3: Cross multiply
    430.94x = 594.81 × 273.67
  4. Step 4: Simplify right side
    430.94x = 162,780.17
  5. Step 5: Solve for x
    x = 162,780.17/430.94
  6. Step 6: Final answer
    x = 377.73

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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.