Finding the Fourth Proportional to 382,029.70, 573,044.55 and 97,719.70
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Solution
The fourth proportional to 382,029.70, 573,044.55 and 97,719.70 is: 146,579.55
Step by Step Solution
- Step 1: Write the proportion equation
382,029.70 : 573,044.55 = 97,719.70 : x - Step 2: Convert to fraction form
382,029.70/573,044.55 = 97,719.70/x - Step 3: Cross multiply
382,029.70x = 573,044.55 × 97,719.70 - Step 4: Simplify right side
382,029.70x = 55,997,741,512.64 - Step 5: Solve for x
x = 55,997,741,512.64/382,029.70 - Step 6: Final answer
x = 146,579.55
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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.