Finding the Fourth Proportional to 286,360.82, 395,177.92 and 159,048.26
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Solution
The fourth proportional to 286,360.82, 395,177.92 and 159,048.26 is: 219,486.59
Step by Step Solution
- Step 1: Write the proportion equation
286,360.82 : 395,177.92 = 159,048.26 : x - Step 2: Convert to fraction form
286,360.82/395,177.92 = 159,048.26/x - Step 3: Cross multiply
286,360.82x = 395,177.92 × 159,048.26 - Step 4: Simplify right side
286,360.82x = 62,852,358,590.53 - Step 5: Solve for x
x = 62,852,358,590.53/286,360.82 - Step 6: Final answer
x = 219,486.59
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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.