Finding the Fourth Proportional to 633,039.40, 949,526.10 and 159,728.88
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Solution
The fourth proportional to 633,039.40, 949,526.10 and 159,728.88 is: 239,584.99
Step by Step Solution
- Step 1: Write the proportion equation
633,039.40 : 949,526.10 = 159,728.88 : x - Step 2: Convert to fraction form
633,039.40/949,526.10 = 159,728.88/x - Step 3: Cross multiply
633,039.40x = 949,526.10 × 159,728.88 - Step 4: Simplify right side
633,039.40x = 151,666,740,483.77 - Step 5: Solve for x
x = 151,666,740,483.77/633,039.40 - Step 6: Final answer
x = 239,584.99
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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.