Finding the Fourth Proportional to 724,553.62, 999,887.62 and 452,779.44
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Solution
The fourth proportional to 724,553.62, 999,887.62 and 452,779.44 is: 624,837.89
Step by Step Solution
- Step 1: Write the proportion equation
724,553.62 : 999,887.62 = 452,779.44 : x - Step 2: Convert to fraction form
724,553.62/999,887.62 = 452,779.44/x - Step 3: Cross multiply
724,553.62x = 999,887.62 × 452,779.44 - Step 4: Simplify right side
724,553.62x = 452,728,556,646.53 - Step 5: Solve for x
x = 452,728,556,646.53/724,553.62 - Step 6: Final answer
x = 624,837.89
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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.