Finding the Fourth Proportional to 386,197.04, 532,943.88 and 211,764.80
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Solution
The fourth proportional to 386,197.04, 532,943.88 and 211,764.80 is: 292,231.02
Step by Step Solution
- Step 1: Write the proportion equation
386,197.04 : 532,943.88 = 211,764.80 : x - Step 2: Convert to fraction form
386,197.04/532,943.88 = 211,764.80/x - Step 3: Cross multiply
386,197.04x = 532,943.88 × 211,764.80 - Step 4: Simplify right side
386,197.04x = 112,858,754,159.42 - Step 5: Solve for x
x = 112,858,754,159.42/386,197.04 - Step 6: Final answer
x = 292,231.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.