Finding the Fourth Proportional to 790,510.13, 1,185,797.99 and 229,544.63
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Solution
The fourth proportional to 790,510.13, 1,185,797.99 and 229,544.63 is: 344,326.46
Step by Step Solution
- Step 1: Write the proportion equation
790,510.13 : 1,185,797.99 = 229,544.63 : x - Step 2: Convert to fraction form
790,510.13/1,185,797.99 = 229,544.63/x - Step 3: Cross multiply
790,510.13x = 1,185,797.99 × 229,544.63 - Step 4: Simplify right side
790,510.13x = 272,193,555,514.17 - Step 5: Solve for x
x = 272,193,555,514.17/790,510.13 - Step 6: Final answer
x = 344,326.46
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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.