Finding the Fourth Proportional to 878,099.19, 1,317,048.18 and 229,737.98
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Solution
The fourth proportional to 878,099.19, 1,317,048.18 and 229,737.98 is: 344,580.65
Step by Step Solution
- Step 1: Write the proportion equation
878,099.19 : 1,317,048.18 = 229,737.98 : x - Step 2: Convert to fraction form
878,099.19/1,317,048.18 = 229,737.98/x - Step 3: Cross multiply
878,099.19x = 1,317,048.18 × 229,737.98 - Step 4: Simplify right side
878,099.19x = 302,575,988,435.88 - Step 5: Solve for x
x = 302,575,988,435.88/878,099.19 - Step 6: Final answer
x = 344,580.65
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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.