Finding the Fourth Proportional to 584,989.99, 806,505.52 and 464,530.03
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Solution
The fourth proportional to 584,989.99, 806,505.52 and 464,530.03 is: 640,431.53
Step by Step Solution
- Step 1: Write the proportion equation
584,989.99 : 806,505.52 = 464,530.03 : x - Step 2: Convert to fraction form
584,989.99/806,505.52 = 464,530.03/x - Step 3: Cross multiply
584,989.99x = 806,505.52 × 464,530.03 - Step 4: Simplify right side
584,989.99x = 374,646,033,400.77 - Step 5: Solve for x
x = 374,646,033,400.77/584,989.99 - Step 6: Final answer
x = 640,431.53
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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.