Home / 446,317-615,917.46-245,125.96

Finding the Fourth Proportional to 446,317, 615,917.46 and 245,125.96

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Solution

The fourth proportional to 446,317, 615,917.46 and 245,125.96 is: 338,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,317 : 615,917.46 = 245,125.96 : x
  2. Step 2: Convert to fraction form
    446,317/615,917.46 = 245,125.96/x
  3. Step 3: Cross multiply
    446,317x = 615,917.46 × 245,125.96
  4. Step 4: Simplify right side
    446,317x = 150,977,358,663.26
  5. Step 5: Solve for x
    x = 150,977,358,663.26/446,317
  6. Step 6: Final answer
    x = 338,273.82

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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.