Finding the Fourth Proportional to 404,595.75, 606,922.79 and 155,277.75
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Solution
The fourth proportional to 404,595.75, 606,922.79 and 155,277.75 is: 232,927.82
Step by Step Solution
- Step 1: Write the proportion equation
404,595.75 : 606,922.79 = 155,277.75 : x - Step 2: Convert to fraction form
404,595.75/606,922.79 = 155,277.75/x - Step 3: Cross multiply
404,595.75x = 606,922.79 × 155,277.75 - Step 4: Simplify right side
404,595.75x = 94,241,605,254.92 - Step 5: Solve for x
x = 94,241,605,254.92/404,595.75 - Step 6: Final answer
x = 232,927.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.