Finding the Fourth Proportional to 528,252.30, 729,118.26 and 324,352.08
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Solution
The fourth proportional to 528,252.30, 729,118.26 and 324,352.08 is: 447,685.74
Step by Step Solution
- Step 1: Write the proportion equation
528,252.30 : 729,118.26 = 324,352.08 : x - Step 2: Convert to fraction form
528,252.30/729,118.26 = 324,352.08/x - Step 3: Cross multiply
528,252.30x = 729,118.26 × 324,352.08 - Step 4: Simplify right side
528,252.30x = 236,491,024,196.98 - Step 5: Solve for x
x = 236,491,024,196.98/528,252.30 - Step 6: Final answer
x = 447,685.74
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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.