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Finding the Fourth Proportional to 1,708.94, 2,563.69 and 598.67

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Solution

The fourth proportional to 1,708.94, 2,563.69 and 598.67 is: 898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.94 : 2,563.69 = 598.67 : x
  2. Step 2: Convert to fraction form
    1,708.94/2,563.69 = 598.67/x
  3. Step 3: Cross multiply
    1,708.94x = 2,563.69 × 598.67
  4. Step 4: Simplify right side
    1,708.94x = 1,534,802.80
  5. Step 5: Solve for x
    x = 1,534,802.80/1,708.94
  6. Step 6: Final answer
    x = 898.10

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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.