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Finding the Fourth Proportional to 941.34, 1,410.37 and 501.67

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Solution

The fourth proportional to 941.34, 1,410.37 and 501.67 is: 751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.34 : 1,410.37 = 501.67 : x
  2. Step 2: Convert to fraction form
    941.34/1,410.37 = 501.67/x
  3. Step 3: Cross multiply
    941.34x = 1,410.37 × 501.67
  4. Step 4: Simplify right side
    941.34x = 707,532.89
  5. Step 5: Solve for x
    x = 707,532.89/941.34
  6. Step 6: Final answer
    x = 751.62

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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.