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Finding the Fourth Proportional to 1,014.57, 1,399.95 and 594.84

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Solution

The fourth proportional to 1,014.57, 1,399.95 and 594.84 is: 820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014.57 : 1,399.95 = 594.84 : x
  2. Step 2: Convert to fraction form
    1,014.57/1,399.95 = 594.84/x
  3. Step 3: Cross multiply
    1,014.57x = 1,399.95 × 594.84
  4. Step 4: Simplify right side
    1,014.57x = 832,746.26
  5. Step 5: Solve for x
    x = 832,746.26/1,014.57
  6. Step 6: Final answer
    x = 820.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.