Finding the Fourth Proportional to 633,517.28, 873,851.10 and 415,740.08
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Solution
The fourth proportional to 633,517.28, 873,851.10 and 415,740.08 is: 573,457.01
Step by Step Solution
- Step 1: Write the proportion equation
633,517.28 : 873,851.10 = 415,740.08 : x - Step 2: Convert to fraction form
633,517.28/873,851.10 = 415,740.08/x - Step 3: Cross multiply
633,517.28x = 873,851.10 × 415,740.08 - Step 4: Simplify right side
633,517.28x = 363,294,926,222.09 - Step 5: Solve for x
x = 363,294,926,222.09/633,517.28 - Step 6: Final answer
x = 573,457.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.