Finding the Fourth Proportional to 413,845.40, 571,064.10 and 232,528.52
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Solution
The fourth proportional to 413,845.40, 571,064.10 and 232,528.52 is: 320,865.45
Step by Step Solution
- Step 1: Write the proportion equation
413,845.40 : 571,064.10 = 232,528.52 : x - Step 2: Convert to fraction form
413,845.40/571,064.10 = 232,528.52/x - Step 3: Cross multiply
413,845.40x = 571,064.10 × 232,528.52 - Step 4: Simplify right side
413,845.40x = 132,788,689,998.13 - Step 5: Solve for x
x = 132,788,689,998.13/413,845.40 - Step 6: Final answer
x = 320,865.45
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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.