Home / 848,147.02-1,272,268.18-271,820.46

Finding the Fourth Proportional to 848,147.02, 1,272,268.18 and 271,820.46

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Solution

The fourth proportional to 848,147.02, 1,272,268.18 and 271,820.46 is: 407,745.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,147.02 : 1,272,268.18 = 271,820.46 : x
  2. Step 2: Convert to fraction form
    848,147.02/1,272,268.18 = 271,820.46/x
  3. Step 3: Cross multiply
    848,147.02x = 1,272,268.18 × 271,820.46
  4. Step 4: Simplify right side
    848,147.02x = 345,828,521,930.96
  5. Step 5: Solve for x
    x = 345,828,521,930.96/848,147.02
  6. Step 6: Final answer
    x = 407,745.96

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1.5x scale

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.