Finding the Fourth Proportional to 864,473.55, 1,192,924.96 and 482,524.93
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Solution
The fourth proportional to 864,473.55, 1,192,924.96 and 482,524.93 is: 665,857.31
Step by Step Solution
- Step 1: Write the proportion equation
864,473.55 : 1,192,924.96 = 482,524.93 : x - Step 2: Convert to fraction form
864,473.55/1,192,924.96 = 482,524.93/x - Step 3: Cross multiply
864,473.55x = 1,192,924.96 × 482,524.93 - Step 4: Simplify right side
864,473.55x = 575,616,032,819.25 - Step 5: Solve for x
x = 575,616,032,819.25/864,473.55 - Step 6: Final answer
x = 665,857.31
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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.