Finding the Fourth Proportional to 778,310.09, 1,169,124.55 and 732,805.46
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Solution
The fourth proportional to 778,310.09, 1,169,124.55 and 732,805.46 is: 1,100,770.58
Step by Step Solution
- Step 1: Write the proportion equation
778,310.09 : 1,169,124.55 = 732,805.46 : x - Step 2: Convert to fraction form
778,310.09/1,169,124.55 = 732,805.46/x - Step 3: Cross multiply
778,310.09x = 1,169,124.55 × 732,805.46 - Step 4: Simplify right side
778,310.09x = 856,740,847,814.42 - Step 5: Solve for x
x = 856,740,847,814.42/778,310.09 - Step 6: Final answer
x = 1,100,770.58
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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.