Finding the Fourth Proportional to 317,346.93, 476,099.18 and 157,497.88
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Solution
The fourth proportional to 317,346.93, 476,099.18 and 157,497.88 is: 236,285.92
Step by Step Solution
- Step 1: Write the proportion equation
317,346.93 : 476,099.18 = 157,497.88 : x - Step 2: Convert to fraction form
317,346.93/476,099.18 = 157,497.88/x - Step 3: Cross multiply
317,346.93x = 476,099.18 × 157,497.88 - Step 4: Simplify right side
317,346.93x = 74,984,611,519.74 - Step 5: Solve for x
x = 74,984,611,519.74/317,346.93 - Step 6: Final answer
x = 236,285.92
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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.