Finding the Fourth Proportional to 336,435.40, 464,281.62 and 185,531.08
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Solution
The fourth proportional to 336,435.40, 464,281.62 and 185,531.08 is: 256,033.31
Step by Step Solution
- Step 1: Write the proportion equation
336,435.40 : 464,281.62 = 185,531.08 : x - Step 2: Convert to fraction form
336,435.40/464,281.62 = 185,531.08/x - Step 3: Cross multiply
336,435.40x = 464,281.62 × 185,531.08 - Step 4: Simplify right side
336,435.40x = 86,138,670,382.75 - Step 5: Solve for x
x = 86,138,670,382.75/336,435.40 - Step 6: Final answer
x = 256,033.31
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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.