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Finding the Fourth Proportional to 430.16, 593.96 and 273.02

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Solution

The fourth proportional to 430.16, 593.96 and 273.02 is: 376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.16 : 593.96 = 273.02 : x
  2. Step 2: Convert to fraction form
    430.16/593.96 = 273.02/x
  3. Step 3: Cross multiply
    430.16x = 593.96 × 273.02
  4. Step 4: Simplify right side
    430.16x = 162,158.62
  5. Step 5: Solve for x
    x = 162,158.62/430.16
  6. Step 6: Final answer
    x = 376.98

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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.