Finding the Fourth Proportional to 344,504.94, 475,549.79 and 229,742.12
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Solution
The fourth proportional to 344,504.94, 475,549.79 and 229,742.12 is: 317,132.79
Step by Step Solution
- Step 1: Write the proportion equation
344,504.94 : 475,549.79 = 229,742.12 : x - Step 2: Convert to fraction form
344,504.94/475,549.79 = 229,742.12/x - Step 3: Cross multiply
344,504.94x = 475,549.79 × 229,742.12 - Step 4: Simplify right side
344,504.94x = 109,253,813,393.70 - Step 5: Solve for x
x = 109,253,813,393.70/344,504.94 - Step 6: Final answer
x = 317,132.79
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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.