Finding the Fourth Proportional to 355,554.24, 530,194.88 and 352,353.92
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Solution
The fourth proportional to 355,554.24, 530,194.88 and 352,353.92 is: 525,422.63
Step by Step Solution
- Step 1: Write the proportion equation
355,554.24 : 530,194.88 = 352,353.92 : x - Step 2: Convert to fraction form
355,554.24/530,194.88 = 352,353.92/x - Step 3: Cross multiply
355,554.24x = 530,194.88 × 352,353.92 - Step 4: Simplify right side
355,554.24x = 186,816,244,331.93 - Step 5: Solve for x
x = 186,816,244,331.93/355,554.24 - Step 6: Final answer
x = 525,422.63
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.