Finding the Fourth Proportional to 551,863.29, 829,388.24 and 513,550.08
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Solution
The fourth proportional to 551,863.29, 829,388.24 and 513,550.08 is: 771,807.80
Step by Step Solution
- Step 1: Write the proportion equation
551,863.29 : 829,388.24 = 513,550.08 : x - Step 2: Convert to fraction form
551,863.29/829,388.24 = 513,550.08/x - Step 3: Cross multiply
551,863.29x = 829,388.24 × 513,550.08 - Step 4: Simplify right side
551,863.29x = 425,932,394,435.31 - Step 5: Solve for x
x = 425,932,394,435.31/551,863.29 - Step 6: Final answer
x = 771,807.80
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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.