Finding the Fourth Proportional to 730,468.67, 1,008,027.43 and 408,181.41
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Solution
The fourth proportional to 730,468.67, 1,008,027.43 and 408,181.41 is: 563,279.55
Step by Step Solution
- Step 1: Write the proportion equation
730,468.67 : 1,008,027.43 = 408,181.41 : x - Step 2: Convert to fraction form
730,468.67/1,008,027.43 = 408,181.41/x - Step 3: Cross multiply
730,468.67x = 1,008,027.43 × 408,181.41 - Step 4: Simplify right side
730,468.67x = 411,458,060,641.25 - Step 5: Solve for x
x = 411,458,060,641.25/730,468.67 - Step 6: Final answer
x = 563,279.55
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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.