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Finding the Fourth Proportional to 1,056.58, 1,459.06 and 794.14

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Solution

The fourth proportional to 1,056.58, 1,459.06 and 794.14 is: 1,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.58 : 1,459.06 = 794.14 : x
  2. Step 2: Convert to fraction form
    1,056.58/1,459.06 = 794.14/x
  3. Step 3: Cross multiply
    1,056.58x = 1,459.06 × 794.14
  4. Step 4: Simplify right side
    1,056.58x = 1,158,697.91
  5. Step 5: Solve for x
    x = 1,158,697.91/1,056.58
  6. Step 6: Final answer
    x = 1,096.65

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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.