Finding the Fourth Proportional to 627,230.55, 865,652.37 and 372,582.75
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Solution
The fourth proportional to 627,230.55, 865,652.37 and 372,582.75 is: 514,208.28
Step by Step Solution
- Step 1: Write the proportion equation
627,230.55 : 865,652.37 = 372,582.75 : x - Step 2: Convert to fraction form
627,230.55/865,652.37 = 372,582.75/x - Step 3: Cross multiply
627,230.55x = 865,652.37 × 372,582.75 - Step 4: Simplify right side
627,230.55x = 322,527,140,558.62 - Step 5: Solve for x
x = 322,527,140,558.62/627,230.55 - Step 6: Final answer
x = 514,208.28
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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.