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Finding the Fourth Proportional to 696.02, 1,043.51 and 233.55

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Solution

The fourth proportional to 696.02, 1,043.51 and 233.55 is: 350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.02 : 1,043.51 = 233.55 : x
  2. Step 2: Convert to fraction form
    696.02/1,043.51 = 233.55/x
  3. Step 3: Cross multiply
    696.02x = 1,043.51 × 233.55
  4. Step 4: Simplify right side
    696.02x = 243,710.59
  5. Step 5: Solve for x
    x = 243,710.59/696.02
  6. Step 6: Final answer
    x = 350.15

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1.5x scale

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.