Finding the Fourth Proportional to 613,269.60, 846,310.80 and 344,997.60
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Solution
The fourth proportional to 613,269.60, 846,310.80 and 344,997.60 is: 476,095.99
Step by Step Solution
- Step 1: Write the proportion equation
613,269.60 : 846,310.80 = 344,997.60 : x - Step 2: Convert to fraction form
613,269.60/846,310.80 = 344,997.60/x - Step 3: Cross multiply
613,269.60x = 846,310.80 × 344,997.60 - Step 4: Simplify right side
613,269.60x = 291,975,194,854.08 - Step 5: Solve for x
x = 291,975,194,854.08/613,269.60 - Step 6: Final answer
x = 476,095.99
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1.5x scale
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.