Finding the Fourth Proportional to 491,910.29, 736,197.51 and 302,489.67
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Solution
The fourth proportional to 491,910.29, 736,197.51 and 302,489.67 is: 452,708.84
Step by Step Solution
- Step 1: Write the proportion equation
491,910.29 : 736,197.51 = 302,489.67 : x - Step 2: Convert to fraction form
491,910.29/736,197.51 = 302,489.67/x - Step 3: Cross multiply
491,910.29x = 736,197.51 × 302,489.67 - Step 4: Simplify right side
491,910.29x = 222,692,137,836.63 - Step 5: Solve for x
x = 222,692,137,836.63/491,910.29 - Step 6: Final answer
x = 452,708.84
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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.