Finding the Fourth Proportional to 542,539.08, 748,582.74 and 324,713.88
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Solution
The fourth proportional to 542,539.08, 748,582.74 and 324,713.88 is: 448,032.62
Step by Step Solution
- Step 1: Write the proportion equation
542,539.08 : 748,582.74 = 324,713.88 : x - Step 2: Convert to fraction form
542,539.08/748,582.74 = 324,713.88/x - Step 3: Cross multiply
542,539.08x = 748,582.74 × 324,713.88 - Step 4: Simplify right side
542,539.08x = 243,075,206,006.43 - Step 5: Solve for x
x = 243,075,206,006.43/542,539.08 - Step 6: Final answer
x = 448,032.62
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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.