Finding the Fourth Proportional to 370,352.40, 555,528.60 and 366,415.80
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Solution
The fourth proportional to 370,352.40, 555,528.60 and 366,415.80 is: 549,623.70
Step by Step Solution
- Step 1: Write the proportion equation
370,352.40 : 555,528.60 = 366,415.80 : x - Step 2: Convert to fraction form
370,352.40/555,528.60 = 366,415.80/x - Step 3: Cross multiply
370,352.40x = 555,528.60 × 366,415.80 - Step 4: Simplify right side
370,352.40x = 203,554,456,391.88 - Step 5: Solve for x
x = 203,554,456,391.88/370,352.40 - Step 6: Final answer
x = 549,623.70
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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.