Finding the Fourth Proportional to 450,319.73, 676,252.35 and 399,832.85
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Solution
The fourth proportional to 450,319.73, 676,252.35 and 399,832.85 is: 600,435.39
Step by Step Solution
- Step 1: Write the proportion equation
450,319.73 : 676,252.35 = 399,832.85 : x - Step 2: Convert to fraction form
450,319.73/676,252.35 = 399,832.85/x - Step 3: Cross multiply
450,319.73x = 676,252.35 × 399,832.85 - Step 4: Simplify right side
450,319.73x = 270,387,904,419.70 - Step 5: Solve for x
x = 270,387,904,419.70/450,319.73 - Step 6: Final answer
x = 600,435.39
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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.