Finding the Fourth Proportional to 455,570.10, 682,966.26 and 322,030.26
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Solution
The fourth proportional to 455,570.10, 682,966.26 and 322,030.26 is: 482,770.49
Step by Step Solution
- Step 1: Write the proportion equation
455,570.10 : 682,966.26 = 322,030.26 : x - Step 2: Convert to fraction form
455,570.10/682,966.26 = 322,030.26/x - Step 3: Cross multiply
455,570.10x = 682,966.26 × 322,030.26 - Step 4: Simplify right side
455,570.10x = 219,935,802,279.03 - Step 5: Solve for x
x = 219,935,802,279.03/455,570.10 - Step 6: Final answer
x = 482,770.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.