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Finding the Fourth Proportional to 1,735.90, 2,603.86 and 503.33

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Solution

The fourth proportional to 1,735.90, 2,603.86 and 503.33 is: 754.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.90 : 2,603.86 = 503.33 : x
  2. Step 2: Convert to fraction form
    1,735.90/2,603.86 = 503.33/x
  3. Step 3: Cross multiply
    1,735.90x = 2,603.86 × 503.33
  4. Step 4: Simplify right side
    1,735.90x = 1,310,586.58
  5. Step 5: Solve for x
    x = 1,310,586.58/1,735.90
  6. Step 6: Final answer
    x = 754.99

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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.