Finding the Fourth Proportional to 453,310.01, 625,511.05 and 306,454.48
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Solution
The fourth proportional to 453,310.01, 625,511.05 and 306,454.48 is: 422,868.80
Step by Step Solution
- Step 1: Write the proportion equation
453,310.01 : 625,511.05 = 306,454.48 : x - Step 2: Convert to fraction form
453,310.01/625,511.05 = 306,454.48/x - Step 3: Cross multiply
453,310.01x = 625,511.05 × 306,454.48 - Step 4: Simplify right side
453,310.01x = 191,690,659,921.51 - Step 5: Solve for x
x = 191,690,659,921.51/453,310.01 - Step 6: Final answer
x = 422,868.80
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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.