Finding the Fourth Proportional to 905,878.14, 1,358,948.43 and 337,211.97
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Solution
The fourth proportional to 905,878.14, 1,358,948.43 and 337,211.97 is: 505,866.80
Step by Step Solution
- Step 1: Write the proportion equation
905,878.14 : 1,358,948.43 = 337,211.97 : x - Step 2: Convert to fraction form
905,878.14/1,358,948.43 = 337,211.97/x - Step 3: Cross multiply
905,878.14x = 1,358,948.43 × 337,211.97 - Step 4: Simplify right side
905,878.14x = 458,253,677,208.71 - Step 5: Solve for x
x = 458,253,677,208.71/905,878.14 - Step 6: Final answer
x = 505,866.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.