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Finding the Fourth Proportional to 562.86, 776.59 and 366.50

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Solution

The fourth proportional to 562.86, 776.59 and 366.50 is: 505.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.86 : 776.59 = 366.50 : x
  2. Step 2: Convert to fraction form
    562.86/776.59 = 366.50/x
  3. Step 3: Cross multiply
    562.86x = 776.59 × 366.50
  4. Step 4: Simplify right side
    562.86x = 284,621.26
  5. Step 5: Solve for x
    x = 284,621.26/562.86
  6. Step 6: Final answer
    x = 505.67

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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.