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Finding the Fourth Proportional to 1,599.89, 2,400.14 and 504.59

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Solution

The fourth proportional to 1,599.89, 2,400.14 and 504.59 is: 756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599.89 : 2,400.14 = 504.59 : x
  2. Step 2: Convert to fraction form
    1,599.89/2,400.14 = 504.59/x
  3. Step 3: Cross multiply
    1,599.89x = 2,400.14 × 504.59
  4. Step 4: Simplify right side
    1,599.89x = 1,211,075.90
  5. Step 5: Solve for x
    x = 1,211,075.90/1,599.89
  6. Step 6: Final answer
    x = 756.98

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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.