Finding the Fourth Proportional to 608,051.75, 912,077.63 and 164,819.75
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Solution
The fourth proportional to 608,051.75, 912,077.63 and 164,819.75 is: 247,229.63
Step by Step Solution
- Step 1: Write the proportion equation
608,051.75 : 912,077.63 = 164,819.75 : x - Step 2: Convert to fraction form
608,051.75/912,077.63 = 164,819.75/x - Step 3: Cross multiply
608,051.75x = 912,077.63 × 164,819.75 - Step 4: Simplify right side
608,051.75x = 150,328,406,957.19 - Step 5: Solve for x
x = 150,328,406,957.19/608,051.75 - Step 6: Final answer
x = 247,229.63
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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.