Finding the Fourth Proportional to 472,876.68, 652,474.26 and 300,862.92
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Solution
The fourth proportional to 472,876.68, 652,474.26 and 300,862.92 is: 415,130.03
Step by Step Solution
- Step 1: Write the proportion equation
472,876.68 : 652,474.26 = 300,862.92 : x - Step 2: Convert to fraction form
472,876.68/652,474.26 = 300,862.92/x - Step 3: Cross multiply
472,876.68x = 652,474.26 × 300,862.92 - Step 4: Simplify right side
472,876.68x = 196,305,311,088.44 - Step 5: Solve for x
x = 196,305,311,088.44/472,876.68 - Step 6: Final answer
x = 415,130.03
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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.