Finding the Fourth Proportional to 974,455.80, 1,461,683.70 and 264,571.80
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Solution
The fourth proportional to 974,455.80, 1,461,683.70 and 264,571.80 is: 396,857.70
Step by Step Solution
- Step 1: Write the proportion equation
974,455.80 : 1,461,683.70 = 264,571.80 : x - Step 2: Convert to fraction form
974,455.80/1,461,683.70 = 264,571.80/x - Step 3: Cross multiply
974,455.80x = 1,461,683.70 × 264,571.80 - Step 4: Simplify right side
974,455.80x = 386,720,287,539.66 - Step 5: Solve for x
x = 386,720,287,539.66/974,455.80 - Step 6: Final answer
x = 396,857.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.