Home / 325,090.34-448,714.85-189,150.55

Finding the Fourth Proportional to 325,090.34, 448,714.85 and 189,150.55

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Solution

The fourth proportional to 325,090.34, 448,714.85 and 189,150.55 is: 261,080.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,090.34 : 448,714.85 = 189,150.55 : x
  2. Step 2: Convert to fraction form
    325,090.34/448,714.85 = 189,150.55/x
  3. Step 3: Cross multiply
    325,090.34x = 448,714.85 × 189,150.55
  4. Step 4: Simplify right side
    325,090.34x = 84,874,660,670.67
  5. Step 5: Solve for x
    x = 84,874,660,670.67/325,090.34
  6. Step 6: Final answer
    x = 261,080.23

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1.5x scale

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.