Finding the Fourth Proportional to 437,983.60, 656,756.70 and 201,058.60
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Solution
The fourth proportional to 437,983.60, 656,756.70 and 201,058.60 is: 301,487.50
Step by Step Solution
- Step 1: Write the proportion equation
437,983.60 : 656,756.70 = 201,058.60 : x - Step 2: Convert to fraction form
437,983.60/656,756.70 = 201,058.60/x - Step 3: Cross multiply
437,983.60x = 656,756.70 × 201,058.60 - Step 4: Simplify right side
437,983.60x = 132,046,582,642.62 - Step 5: Solve for x
x = 132,046,582,642.62/437,983.60 - Step 6: Final answer
x = 301,487.50
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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.