Finding the Fourth Proportional to 269,205.84, 403,362.36 and 163,705.68
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Solution
The fourth proportional to 269,205.84, 403,362.36 and 163,705.68 is: 245,287.06
Step by Step Solution
- Step 1: Write the proportion equation
269,205.84 : 403,362.36 = 163,705.68 : x - Step 2: Convert to fraction form
269,205.84/403,362.36 = 163,705.68/x - Step 3: Cross multiply
269,205.84x = 403,362.36 × 163,705.68 - Step 4: Simplify right side
269,205.84x = 66,032,709,430.20 - Step 5: Solve for x
x = 66,032,709,430.20/269,205.84 - Step 6: Final answer
x = 245,287.06
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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.