Finding the Fourth Proportional to 328,848.26, 454,246.29 and 264,559.63
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Solution
The fourth proportional to 328,848.26, 454,246.29 and 264,559.63 is: 365,442.81
Step by Step Solution
- Step 1: Write the proportion equation
328,848.26 : 454,246.29 = 264,559.63 : x - Step 2: Convert to fraction form
328,848.26/454,246.29 = 264,559.63/x - Step 3: Cross multiply
328,848.26x = 454,246.29 × 264,559.63 - Step 4: Simplify right side
328,848.26x = 120,175,230,979.08 - Step 5: Solve for x
x = 120,175,230,979.08/328,848.26 - Step 6: Final answer
x = 365,442.81
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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.