Finding the Fourth Proportional to 301,873.71, 416,595.09 and 165,905.19
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Solution
The fourth proportional to 301,873.71, 416,595.09 and 165,905.19 is: 228,954.31
Step by Step Solution
- Step 1: Write the proportion equation
301,873.71 : 416,595.09 = 165,905.19 : x - Step 2: Convert to fraction form
301,873.71/416,595.09 = 165,905.19/x - Step 3: Cross multiply
301,873.71x = 416,595.09 × 165,905.19 - Step 4: Simplify right side
301,873.71x = 69,115,287,559.52 - Step 5: Solve for x
x = 69,115,287,559.52/301,873.71 - Step 6: Final answer
x = 228,954.31
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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.