Finding the Fourth Proportional to 626,363.08, 864,383.38 and 339,883.19
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Solution
The fourth proportional to 626,363.08, 864,383.38 and 339,883.19 is: 469,040.07
Step by Step Solution
- Step 1: Write the proportion equation
626,363.08 : 864,383.38 = 339,883.19 : x - Step 2: Convert to fraction form
626,363.08/864,383.38 = 339,883.19/x - Step 3: Cross multiply
626,363.08x = 864,383.38 × 339,883.19 - Step 4: Simplify right side
626,363.08x = 293,789,381,888.63 - Step 5: Solve for x
x = 293,789,381,888.63/626,363.08 - Step 6: Final answer
x = 469,040.07
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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.