Finding the Fourth Proportional to 745,822.97, 1,029,233.81 and 406,290.41
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Solution
The fourth proportional to 745,822.97, 1,029,233.81 and 406,290.41 is: 560,679.74
Step by Step Solution
- Step 1: Write the proportion equation
745,822.97 : 1,029,233.81 = 406,290.41 : x - Step 2: Convert to fraction form
745,822.97/1,029,233.81 = 406,290.41/x - Step 3: Cross multiply
745,822.97x = 1,029,233.81 × 406,290.41 - Step 4: Simplify right side
745,822.97x = 418,167,822,520.32 - Step 5: Solve for x
x = 418,167,822,520.32/745,822.97 - Step 6: Final answer
x = 560,679.74
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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.