Finding the Fourth Proportional to 492,029.70, 738,044.55 and 243,197.70
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Solution
The fourth proportional to 492,029.70, 738,044.55 and 243,197.70 is: 364,796.55
Step by Step Solution
- Step 1: Write the proportion equation
492,029.70 : 738,044.55 = 243,197.70 : x - Step 2: Convert to fraction form
492,029.70/738,044.55 = 243,197.70/x - Step 3: Cross multiply
492,029.70x = 738,044.55 × 243,197.70 - Step 4: Simplify right side
492,029.70x = 179,490,737,057.54 - Step 5: Solve for x
x = 179,490,737,057.54/492,029.70 - Step 6: Final answer
x = 364,796.55
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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.