Finding the Fourth Proportional to 487,045.89, 730,566.99 and 132,058.92
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Solution
The fourth proportional to 487,045.89, 730,566.99 and 132,058.92 is: 198,087.88
Step by Step Solution
- Step 1: Write the proportion equation
487,045.89 : 730,566.99 = 132,058.92 : x - Step 2: Convert to fraction form
487,045.89/730,566.99 = 132,058.92/x - Step 3: Cross multiply
487,045.89x = 730,566.99 × 132,058.92 - Step 4: Simplify right side
487,045.89x = 96,477,887,687.05 - Step 5: Solve for x
x = 96,477,887,687.05/487,045.89 - Step 6: Final answer
x = 198,087.88
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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.