Finding the Fourth Proportional to 294,929.80, 442,394.70 and 248,849.80
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Solution
The fourth proportional to 294,929.80, 442,394.70 and 248,849.80 is: 373,274.70
Step by Step Solution
- Step 1: Write the proportion equation
294,929.80 : 442,394.70 = 248,849.80 : x - Step 2: Convert to fraction form
294,929.80/442,394.70 = 248,849.80/x - Step 3: Cross multiply
294,929.80x = 442,394.70 × 248,849.80 - Step 4: Simplify right side
294,929.80x = 110,089,832,616.06 - Step 5: Solve for x
x = 110,089,832,616.06/294,929.80 - Step 6: Final answer
x = 373,274.70
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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.