Finding the Fourth Proportional to 423,865.80, 584,922.96 and 232,879.08
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Solution
The fourth proportional to 423,865.80, 584,922.96 and 232,879.08 is: 321,366.62
Step by Step Solution
- Step 1: Write the proportion equation
423,865.80 : 584,922.96 = 232,879.08 : x - Step 2: Convert to fraction form
423,865.80/584,922.96 = 232,879.08/x - Step 3: Cross multiply
423,865.80x = 584,922.96 × 232,879.08 - Step 4: Simplify right side
423,865.80x = 136,216,320,795.68 - Step 5: Solve for x
x = 136,216,320,795.68/423,865.80 - Step 6: Final answer
x = 321,366.62
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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.