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Finding the Fourth Proportional to 957.94, 1,433.32 and 566.50

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Solution

The fourth proportional to 957.94, 1,433.32 and 566.50 is: 847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    957.94 : 1,433.32 = 566.50 : x
  2. Step 2: Convert to fraction form
    957.94/1,433.32 = 566.50/x
  3. Step 3: Cross multiply
    957.94x = 1,433.32 × 566.50
  4. Step 4: Simplify right side
    957.94x = 811,975.78
  5. Step 5: Solve for x
    x = 811,975.78/957.94
  6. Step 6: Final answer
    x = 847.63

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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.