Home / 446,213.25-615,774.30-245,009.25

Finding the Fourth Proportional to 446,213.25, 615,774.30 and 245,009.25

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Solution

The fourth proportional to 446,213.25, 615,774.30 and 245,009.25 is: 338,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,213.25 : 615,774.30 = 245,009.25 : x
  2. Step 2: Convert to fraction form
    446,213.25/615,774.30 = 245,009.25/x
  3. Step 3: Cross multiply
    446,213.25x = 615,774.30 × 245,009.25
  4. Step 4: Simplify right side
    446,213.25x = 150,870,399,412.28
  5. Step 5: Solve for x
    x = 150,870,399,412.28/446,213.25
  6. Step 6: Final answer
    x = 338,112.77

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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.