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Finding the Fourth Proportional to 1,684.28, 2,526.42 and 589.16

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Solution

The fourth proportional to 1,684.28, 2,526.42 and 589.16 is: 883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.28 : 2,526.42 = 589.16 : x
  2. Step 2: Convert to fraction form
    1,684.28/2,526.42 = 589.16/x
  3. Step 3: Cross multiply
    1,684.28x = 2,526.42 × 589.16
  4. Step 4: Simplify right side
    1,684.28x = 1,488,465.61
  5. Step 5: Solve for x
    x = 1,488,465.61/1,684.28
  6. Step 6: Final answer
    x = 883.74

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.