Finding the Fourth Proportional to 437,762.60, 656,133.60 and 201,129.20
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Solution
The fourth proportional to 437,762.60, 656,133.60 and 201,129.20 is: 301,459.34
Step by Step Solution
- Step 1: Write the proportion equation
437,762.60 : 656,133.60 = 201,129.20 : x - Step 2: Convert to fraction form
437,762.60/656,133.60 = 201,129.20/x - Step 3: Cross multiply
437,762.60x = 656,133.60 × 201,129.20 - Step 4: Simplify right side
437,762.60x = 131,967,626,061.12 - Step 5: Solve for x
x = 131,967,626,061.12/437,762.60 - Step 6: Final answer
x = 301,459.34
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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.