Finding the Fourth Proportional to 372,596.12, 514,253.50 and 211,466.26
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Solution
The fourth proportional to 372,596.12, 514,253.50 and 211,466.26 is: 291,863.65
Step by Step Solution
- Step 1: Write the proportion equation
372,596.12 : 514,253.50 = 211,466.26 : x - Step 2: Convert to fraction form
372,596.12/514,253.50 = 211,466.26/x - Step 3: Cross multiply
372,596.12x = 514,253.50 × 211,466.26 - Step 4: Simplify right side
372,596.12x = 108,747,264,336.91 - Step 5: Solve for x
x = 108,747,264,336.91/372,596.12 - Step 6: Final answer
x = 291,863.65
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1.5x scale
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.