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Finding the Fourth Proportional to 954.76, 1,433.34 and 950.92

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Solution

The fourth proportional to 954.76, 1,433.34 and 950.92 is: 1,427.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.76 : 1,433.34 = 950.92 : x
  2. Step 2: Convert to fraction form
    954.76/1,433.34 = 950.92/x
  3. Step 3: Cross multiply
    954.76x = 1,433.34 × 950.92
  4. Step 4: Simplify right side
    954.76x = 1,362,991.67
  5. Step 5: Solve for x
    x = 1,362,991.67/954.76
  6. Step 6: Final answer
    x = 1,427.58

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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.