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Finding the Fourth Proportional to 1,070.52, 1,604.16 and 795.29

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Solution

The fourth proportional to 1,070.52, 1,604.16 and 795.29 is: 1,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070.52 : 1,604.16 = 795.29 : x
  2. Step 2: Convert to fraction form
    1,070.52/1,604.16 = 795.29/x
  3. Step 3: Cross multiply
    1,070.52x = 1,604.16 × 795.29
  4. Step 4: Simplify right side
    1,070.52x = 1,275,764.39
  5. Step 5: Solve for x
    x = 1,275,764.39/1,070.52
  6. Step 6: Final answer
    x = 1,191.72

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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.