Home / 254,613.78-382,003.58-121,476.79

Finding the Fourth Proportional to 254,613.78, 382,003.58 and 121,476.79

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Solution

The fourth proportional to 254,613.78, 382,003.58 and 121,476.79 is: 182,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,613.78 : 382,003.58 = 121,476.79 : x
  2. Step 2: Convert to fraction form
    254,613.78/382,003.58 = 121,476.79/x
  3. Step 3: Cross multiply
    254,613.78x = 382,003.58 × 121,476.79
  4. Step 4: Simplify right side
    254,613.78x = 46,404,568,666.91
  5. Step 5: Solve for x
    x = 46,404,568,666.91/254,613.78
  6. Step 6: Final answer
    x = 182,254.74

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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.