Finding the Fourth Proportional to 618,495.85, 927,451.36 and 239,594.05
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Solution
The fourth proportional to 618,495.85, 927,451.36 and 239,594.05 is: 359,277.80
Step by Step Solution
- Step 1: Write the proportion equation
618,495.85 : 927,451.36 = 239,594.05 : x - Step 2: Convert to fraction form
618,495.85/927,451.36 = 239,594.05/x - Step 3: Cross multiply
618,495.85x = 927,451.36 × 239,594.05 - Step 4: Simplify right side
618,495.85x = 222,211,827,520.41 - Step 5: Solve for x
x = 222,211,827,520.41/618,495.85 - Step 6: Final answer
x = 359,277.80
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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.