Finding the Fourth Proportional to 343,587.44, 474,149.76 and 192,687.68
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Solution
The fourth proportional to 343,587.44, 474,149.76 and 192,687.68 is: 265,908.49
Step by Step Solution
- Step 1: Write the proportion equation
343,587.44 : 474,149.76 = 192,687.68 : x - Step 2: Convert to fraction form
343,587.44/474,149.76 = 192,687.68/x - Step 3: Cross multiply
343,587.44x = 474,149.76 × 192,687.68 - Step 4: Simplify right side
343,587.44x = 91,362,817,226.96 - Step 5: Solve for x
x = 91,362,817,226.96/343,587.44 - Step 6: Final answer
x = 265,908.49
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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.