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Finding the Fourth Proportional to 595.08, 820.73 and 437.54

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Solution

The fourth proportional to 595.08, 820.73 and 437.54 is: 603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.08 : 820.73 = 437.54 : x
  2. Step 2: Convert to fraction form
    595.08/820.73 = 437.54/x
  3. Step 3: Cross multiply
    595.08x = 820.73 × 437.54
  4. Step 4: Simplify right side
    595.08x = 359,099.19
  5. Step 5: Solve for x
    x = 359,099.19/595.08
  6. Step 6: Final answer
    x = 603.45

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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.