Finding the Fourth Proportional to 372,623.24, 514,152.36 and 211,485.08
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Solution
The fourth proportional to 372,623.24, 514,152.36 and 211,485.08 is: 291,810.98
Step by Step Solution
- Step 1: Write the proportion equation
372,623.24 : 514,152.36 = 211,485.08 : x - Step 2: Convert to fraction form
372,623.24/514,152.36 = 211,485.08/x - Step 3: Cross multiply
372,623.24x = 514,152.36 × 211,485.08 - Step 4: Simplify right side
372,623.24x = 108,735,552,986.79 - Step 5: Solve for x
x = 108,735,552,986.79/372,623.24 - Step 6: Final answer
x = 291,810.98
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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.