Finding the Fourth Proportional to 450,312.73, 676,241.84 and 399,825.84
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Solution
The fourth proportional to 450,312.73, 676,241.84 and 399,825.84 is: 600,424.87
Step by Step Solution
- Step 1: Write the proportion equation
450,312.73 : 676,241.84 = 399,825.84 : x - Step 2: Convert to fraction form
450,312.73/676,241.84 = 399,825.84/x - Step 3: Cross multiply
450,312.73x = 676,241.84 × 399,825.84 - Step 4: Simplify right side
450,312.73x = 270,378,961,721.15 - Step 5: Solve for x
x = 270,378,961,721.15/450,312.73 - Step 6: Final answer
x = 600,424.87
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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.