Finding the Fourth Proportional to 684,367.08, 944,447.46 and 382,573.80
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Solution
The fourth proportional to 684,367.08, 944,447.46 and 382,573.80 is: 527,963.52
Step by Step Solution
- Step 1: Write the proportion equation
684,367.08 : 944,447.46 = 382,573.80 : x - Step 2: Convert to fraction form
684,367.08/944,447.46 = 382,573.80/x - Step 3: Cross multiply
684,367.08x = 944,447.46 × 382,573.80 - Step 4: Simplify right side
684,367.08x = 361,320,853,672.55 - Step 5: Solve for x
x = 361,320,853,672.55/684,367.08 - Step 6: Final answer
x = 527,963.52
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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.