Finding the Fourth Proportional to 367,677.60, 507,376.08 and 206,539.44
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Solution
The fourth proportional to 367,677.60, 507,376.08 and 206,539.44 is: 285,013.75
Step by Step Solution
- Step 1: Write the proportion equation
367,677.60 : 507,376.08 = 206,539.44 : x - Step 2: Convert to fraction form
367,677.60/507,376.08 = 206,539.44/x - Step 3: Cross multiply
367,677.60x = 507,376.08 × 206,539.44 - Step 4: Simplify right side
367,677.60x = 104,793,171,432.60 - Step 5: Solve for x
x = 104,793,171,432.60/367,677.60 - Step 6: Final answer
x = 285,013.75
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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.