Finding the Fourth Proportional to 302,511.70, 454,751.70 and 214,375.60
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Solution
The fourth proportional to 302,511.70, 454,751.70 and 214,375.60 is: 322,260.82
Step by Step Solution
- Step 1: Write the proportion equation
302,511.70 : 454,751.70 = 214,375.60 : x - Step 2: Convert to fraction form
302,511.70/454,751.70 = 214,375.60/x - Step 3: Cross multiply
302,511.70x = 454,751.70 × 214,375.60 - Step 4: Simplify right side
302,511.70x = 97,487,668,538.52 - Step 5: Solve for x
x = 97,487,668,538.52/302,511.70 - Step 6: Final answer
x = 322,260.82
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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.