Finding the Fourth Proportional to 527,553.78, 791,169.08 and 190,552.88
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Solution
The fourth proportional to 527,553.78, 791,169.08 and 190,552.88 is: 285,770.95
Step by Step Solution
- Step 1: Write the proportion equation
527,553.78 : 791,169.08 = 190,552.88 : x - Step 2: Convert to fraction form
527,553.78/791,169.08 = 190,552.88/x - Step 3: Cross multiply
527,553.78x = 791,169.08 × 190,552.88 - Step 4: Simplify right side
527,553.78x = 150,759,546,760.95 - Step 5: Solve for x
x = 150,759,546,760.95/527,553.78 - Step 6: Final answer
x = 285,770.95
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1.5x scale
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.