Finding the Fourth Proportional to 489,346.08, 675,296.22 and 271,587.63
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Solution
The fourth proportional to 489,346.08, 675,296.22 and 271,587.63 is: 374,790.16
Step by Step Solution
- Step 1: Write the proportion equation
489,346.08 : 675,296.22 = 271,587.63 : x - Step 2: Convert to fraction form
489,346.08/675,296.22 = 271,587.63/x - Step 3: Cross multiply
489,346.08x = 675,296.22 × 271,587.63 - Step 4: Simplify right side
489,346.08x = 183,402,095,499.24 - Step 5: Solve for x
x = 183,402,095,499.24/489,346.08 - Step 6: Final answer
x = 374,790.16
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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.