Finding the Fourth Proportional to 946,754.12, 1,306,514.04 and 517,034.36
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Solution
The fourth proportional to 946,754.12, 1,306,514.04 and 517,034.36 is: 713,503.79
Step by Step Solution
- Step 1: Write the proportion equation
946,754.12 : 1,306,514.04 = 517,034.36 : x - Step 2: Convert to fraction form
946,754.12/1,306,514.04 = 517,034.36/x - Step 3: Cross multiply
946,754.12x = 1,306,514.04 × 517,034.36 - Step 4: Simplify right side
946,754.12x = 675,512,650,502.41 - Step 5: Solve for x
x = 675,512,650,502.41/946,754.12 - Step 6: Final answer
x = 713,503.79
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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.