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Finding the Fourth Proportional to 1,370.06, 2,056.55 and 590.44

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Solution

The fourth proportional to 1,370.06, 2,056.55 and 590.44 is: 886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370.06 : 2,056.55 = 590.44 : x
  2. Step 2: Convert to fraction form
    1,370.06/2,056.55 = 590.44/x
  3. Step 3: Cross multiply
    1,370.06x = 2,056.55 × 590.44
  4. Step 4: Simplify right side
    1,370.06x = 1,214,261.29
  5. Step 5: Solve for x
    x = 1,214,261.29/1,370.06
  6. Step 6: Final answer
    x = 886.29

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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.