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Finding the Fourth Proportional to 848.52, 1,166.54 and 843.26

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Solution

The fourth proportional to 848.52, 1,166.54 and 843.26 is: 1,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.52 : 1,166.54 = 843.26 : x
  2. Step 2: Convert to fraction form
    848.52/1,166.54 = 843.26/x
  3. Step 3: Cross multiply
    848.52x = 1,166.54 × 843.26
  4. Step 4: Simplify right side
    848.52x = 983,686.47
  5. Step 5: Solve for x
    x = 983,686.47/848.52
  6. Step 6: Final answer
    x = 1,159.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.