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Finding the Fourth Proportional to 529.61, 794.70 and 366.98

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Solution

The fourth proportional to 529.61, 794.70 and 366.98 is: 550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.61 : 794.70 = 366.98 : x
  2. Step 2: Convert to fraction form
    529.61/794.70 = 366.98/x
  3. Step 3: Cross multiply
    529.61x = 794.70 × 366.98
  4. Step 4: Simplify right side
    529.61x = 291,635.03
  5. Step 5: Solve for x
    x = 291,635.03/529.61
  6. Step 6: Final answer
    x = 550.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.