Finding the Fourth Proportional to 472,485.44, 652,025.76 and 271,282.88
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Solution
The fourth proportional to 472,485.44, 652,025.76 and 271,282.88 is: 374,367.99
Step by Step Solution
- Step 1: Write the proportion equation
472,485.44 : 652,025.76 = 271,282.88 : x - Step 2: Convert to fraction form
472,485.44/652,025.76 = 271,282.88/x - Step 3: Cross multiply
472,485.44x = 652,025.76 × 271,282.88 - Step 4: Simplify right side
472,485.44x = 176,883,426,006.99 - Step 5: Solve for x
x = 176,883,426,006.99/472,485.44 - Step 6: Final answer
x = 374,367.99
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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.