Finding the Fourth Proportional to 758,282.79, 1,046,429.49 and 418,750.23
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Solution
The fourth proportional to 758,282.79, 1,046,429.49 and 418,750.23 is: 577,874.90
Step by Step Solution
- Step 1: Write the proportion equation
758,282.79 : 1,046,429.49 = 418,750.23 : x - Step 2: Convert to fraction form
758,282.79/1,046,429.49 = 418,750.23/x - Step 3: Cross multiply
758,282.79x = 1,046,429.49 × 418,750.23 - Step 4: Simplify right side
758,282.79x = 438,192,589,616.28 - Step 5: Solve for x
x = 438,192,589,616.28/758,282.79 - Step 6: Final answer
x = 577,874.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.