Finding the Fourth Proportional to 299,104.68, 448,081.20 and 235,588.80
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Solution
The fourth proportional to 299,104.68, 448,081.20 and 235,588.80 is: 352,929.66
Step by Step Solution
- Step 1: Write the proportion equation
299,104.68 : 448,081.20 = 235,588.80 : x - Step 2: Convert to fraction form
299,104.68/448,081.20 = 235,588.80/x - Step 3: Cross multiply
299,104.68x = 448,081.20 × 235,588.80 - Step 4: Simplify right side
299,104.68x = 105,562,912,210.56 - Step 5: Solve for x
x = 105,562,912,210.56/299,104.68 - Step 6: Final answer
x = 352,929.66
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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.