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Finding the Fourth Proportional to 738.56, 1,106.26 and 599.12

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Solution

The fourth proportional to 738.56, 1,106.26 and 599.12 is: 897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    738.56 : 1,106.26 = 599.12 : x
  2. Step 2: Convert to fraction form
    738.56/1,106.26 = 599.12/x
  3. Step 3: Cross multiply
    738.56x = 1,106.26 × 599.12
  4. Step 4: Simplify right side
    738.56x = 662,782.49
  5. Step 5: Solve for x
    x = 662,782.49/738.56
  6. Step 6: Final answer
    x = 897.40

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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.