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Finding the Fourth Proportional to 1,594.68, 2,391.66 and 568.68

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Solution

The fourth proportional to 1,594.68, 2,391.66 and 568.68 is: 852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.68 : 2,391.66 = 568.68 : x
  2. Step 2: Convert to fraction form
    1,594.68/2,391.66 = 568.68/x
  3. Step 3: Cross multiply
    1,594.68x = 2,391.66 × 568.68
  4. Step 4: Simplify right side
    1,594.68x = 1,360,089.21
  5. Step 5: Solve for x
    x = 1,360,089.21/1,594.68
  6. Step 6: Final answer
    x = 852.89

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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.