Finding the Fourth Proportional to 372,597.12, 514,254.88 and 211,467.26
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Solution
The fourth proportional to 372,597.12, 514,254.88 and 211,467.26 is: 291,865.03
Step by Step Solution
- Step 1: Write the proportion equation
372,597.12 : 514,254.88 = 211,467.26 : x - Step 2: Convert to fraction form
372,597.12/514,254.88 = 211,467.26/x - Step 3: Cross multiply
372,597.12x = 514,254.88 × 211,467.26 - Step 4: Simplify right side
372,597.12x = 108,748,070,415.23 - Step 5: Solve for x
x = 108,748,070,415.23/372,597.12 - Step 6: Final answer
x = 291,865.03
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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.