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Finding the Fourth Proportional to 1,041.80, 1,437.60 and 599.68

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Solution

The fourth proportional to 1,041.80, 1,437.60 and 599.68 is: 827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.80 : 1,437.60 = 599.68 : x
  2. Step 2: Convert to fraction form
    1,041.80/1,437.60 = 599.68/x
  3. Step 3: Cross multiply
    1,041.80x = 1,437.60 × 599.68
  4. Step 4: Simplify right side
    1,041.80x = 862,099.97
  5. Step 5: Solve for x
    x = 862,099.97/1,041.80
  6. Step 6: Final answer
    x = 827.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.