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Finding the Fourth Proportional to 696.16, 1,041.06 and 464.71

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Solution

The fourth proportional to 696.16, 1,041.06 and 464.71 is: 694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.16 : 1,041.06 = 464.71 : x
  2. Step 2: Convert to fraction form
    696.16/1,041.06 = 464.71/x
  3. Step 3: Cross multiply
    696.16x = 1,041.06 × 464.71
  4. Step 4: Simplify right side
    696.16x = 483,790.99
  5. Step 5: Solve for x
    x = 483,790.99/696.16
  6. Step 6: Final answer
    x = 694.94

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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.