Finding the Fourth Proportional to 587,782.94, 810,795.95 and 369,645.62
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Solution
The fourth proportional to 587,782.94, 810,795.95 and 369,645.62 is: 509,894.30
Step by Step Solution
- Step 1: Write the proportion equation
587,782.94 : 810,795.95 = 369,645.62 : x - Step 2: Convert to fraction form
587,782.94/810,795.95 = 369,645.62/x - Step 3: Cross multiply
587,782.94x = 810,795.95 × 369,645.62 - Step 4: Simplify right side
587,782.94x = 299,707,165,729.03 - Step 5: Solve for x
x = 299,707,165,729.03/587,782.94 - Step 6: Final answer
x = 509,894.30
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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.