Finding the Fourth Proportional to 758,686.17, 1,046,974.69 and 414,514.70
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Solution
The fourth proportional to 758,686.17, 1,046,974.69 and 414,514.70 is: 572,023.61
Step by Step Solution
- Step 1: Write the proportion equation
758,686.17 : 1,046,974.69 = 414,514.70 : x - Step 2: Convert to fraction form
758,686.17/1,046,974.69 = 414,514.70/x - Step 3: Cross multiply
758,686.17x = 1,046,974.69 × 414,514.70 - Step 4: Simplify right side
758,686.17x = 433,986,397,460.37 - Step 5: Solve for x
x = 433,986,397,460.37/758,686.17 - Step 6: Final answer
x = 572,023.61
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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.