Finding the Fourth Proportional to 491,796.99, 737,549.68 and 211,248.63
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Solution
The fourth proportional to 491,796.99, 737,549.68 and 211,248.63 is: 316,810.31
Step by Step Solution
- Step 1: Write the proportion equation
491,796.99 : 737,549.68 = 211,248.63 : x - Step 2: Convert to fraction form
491,796.99/737,549.68 = 211,248.63/x - Step 3: Cross multiply
491,796.99x = 737,549.68 × 211,248.63 - Step 4: Simplify right side
491,796.99x = 155,806,354,712.95 - Step 5: Solve for x
x = 155,806,354,712.95/491,796.99 - Step 6: Final answer
x = 316,810.31
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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.