Finding the Fourth Proportional to 883,457.84, 1,325,394.44 and 284,396.62
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Solution
The fourth proportional to 883,457.84, 1,325,394.44 and 284,396.62 is: 426,661.79
Step by Step Solution
- Step 1: Write the proportion equation
883,457.84 : 1,325,394.44 = 284,396.62 : x - Step 2: Convert to fraction form
883,457.84/1,325,394.44 = 284,396.62/x - Step 3: Cross multiply
883,457.84x = 1,325,394.44 × 284,396.62 - Step 4: Simplify right side
883,457.84x = 376,937,699,318.66 - Step 5: Solve for x
x = 376,937,699,318.66/883,457.84 - Step 6: Final answer
x = 426,661.79
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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.