Finding the Fourth Proportional to 317,343.93, 476,094.68 and 157,494.88
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Solution
The fourth proportional to 317,343.93, 476,094.68 and 157,494.88 is: 236,281.42
Step by Step Solution
- Step 1: Write the proportion equation
317,343.93 : 476,094.68 = 157,494.88 : x - Step 2: Convert to fraction form
317,343.93/476,094.68 = 157,494.88/x - Step 3: Cross multiply
317,343.93x = 476,094.68 × 157,494.88 - Step 4: Simplify right side
317,343.93x = 74,982,474,495.24 - Step 5: Solve for x
x = 74,982,474,495.24/317,343.93 - Step 6: Final answer
x = 236,281.42
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1.5x scale
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.