Home / 291,076.12-435,804.38-148,613.73

Finding the Fourth Proportional to 291,076.12, 435,804.38 and 148,613.73

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Solution

The fourth proportional to 291,076.12, 435,804.38 and 148,613.73 is: 222,507.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,076.12 : 435,804.38 = 148,613.73 : x
  2. Step 2: Convert to fraction form
    291,076.12/435,804.38 = 148,613.73/x
  3. Step 3: Cross multiply
    291,076.12x = 435,804.38 × 148,613.73
  4. Step 4: Simplify right side
    291,076.12x = 64,766,514,462.14
  5. Step 5: Solve for x
    x = 64,766,514,462.14/291,076.12
  6. Step 6: Final answer
    x = 222,507.14

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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.