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Finding the Fourth Proportional to 1,295.55, 1,943.15 and 601.99

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Solution

The fourth proportional to 1,295.55, 1,943.15 and 601.99 is: 902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295.55 : 1,943.15 = 601.99 : x
  2. Step 2: Convert to fraction form
    1,295.55/1,943.15 = 601.99/x
  3. Step 3: Cross multiply
    1,295.55x = 1,943.15 × 601.99
  4. Step 4: Simplify right side
    1,295.55x = 1,169,749.00
  5. Step 5: Solve for x
    x = 1,169,749.00/1,295.55
  6. Step 6: Final answer
    x = 902.90

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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.