Finding the Fourth Proportional to 346,403.08, 519,876.80 and 177,916.60
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Solution
The fourth proportional to 346,403.08, 519,876.80 and 177,916.60 is: 267,014.69
Step by Step Solution
- Step 1: Write the proportion equation
346,403.08 : 519,876.80 = 177,916.60 : x - Step 2: Convert to fraction form
346,403.08/519,876.80 = 177,916.60/x - Step 3: Cross multiply
346,403.08x = 519,876.80 × 177,916.60 - Step 4: Simplify right side
346,403.08x = 92,494,712,674.88 - Step 5: Solve for x
x = 92,494,712,674.88/346,403.08 - Step 6: Final answer
x = 267,014.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.