Finding the Fourth Proportional to 303,558.22, 418,959.57 and 176,307.63
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Solution
The fourth proportional to 303,558.22, 418,959.57 and 176,307.63 is: 243,333.12
Step by Step Solution
- Step 1: Write the proportion equation
303,558.22 : 418,959.57 = 176,307.63 : x - Step 2: Convert to fraction form
303,558.22/418,959.57 = 176,307.63/x - Step 3: Cross multiply
303,558.22x = 418,959.57 × 176,307.63 - Step 4: Simplify right side
303,558.22x = 73,865,768,852.52 - Step 5: Solve for x
x = 73,865,768,852.52/303,558.22 - Step 6: Final answer
x = 243,333.12
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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.