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Finding the Fourth Proportional to 576.11, 795.06 and 435.98

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Solution

The fourth proportional to 576.11, 795.06 and 435.98 is: 601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.11 : 795.06 = 435.98 : x
  2. Step 2: Convert to fraction form
    576.11/795.06 = 435.98/x
  3. Step 3: Cross multiply
    576.11x = 795.06 × 435.98
  4. Step 4: Simplify right side
    576.11x = 346,632.25
  5. Step 5: Solve for x
    x = 346,632.25/576.11
  6. Step 6: Final answer
    x = 601.67

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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.