Finding the Fourth Proportional to 604,278.54, 833,909.94 and 328,638.96
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Solution
The fourth proportional to 604,278.54, 833,909.94 and 328,638.96 is: 453,524.79
Step by Step Solution
- Step 1: Write the proportion equation
604,278.54 : 833,909.94 = 328,638.96 : x - Step 2: Convert to fraction form
604,278.54/833,909.94 = 328,638.96/x - Step 3: Cross multiply
604,278.54x = 833,909.94 × 328,638.96 - Step 4: Simplify right side
604,278.54x = 274,055,295,415.26 - Step 5: Solve for x
x = 274,055,295,415.26/604,278.54 - Step 6: Final answer
x = 453,524.79
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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.