Finding the Fourth Proportional to 341,885.70, 512,418.99 and 159,270.30
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Solution
The fourth proportional to 341,885.70, 512,418.99 and 159,270.30 is: 238,714.65
Step by Step Solution
- Step 1: Write the proportion equation
341,885.70 : 512,418.99 = 159,270.30 : x - Step 2: Convert to fraction form
341,885.70/512,418.99 = 159,270.30/x - Step 3: Cross multiply
341,885.70x = 512,418.99 × 159,270.30 - Step 4: Simplify right side
341,885.70x = 81,613,126,263.00 - Step 5: Solve for x
x = 81,613,126,263.00/341,885.70 - Step 6: Final answer
x = 238,714.65
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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.