Finding the Fourth Proportional to 800,509.35, 1,201,177.94 and 351,545.79
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Solution
The fourth proportional to 800,509.35, 1,201,177.94 and 351,545.79 is: 527,500.45
Step by Step Solution
- Step 1: Write the proportion equation
800,509.35 : 1,201,177.94 = 351,545.79 : x - Step 2: Convert to fraction form
800,509.35/1,201,177.94 = 351,545.79/x - Step 3: Cross multiply
800,509.35x = 1,201,177.94 × 351,545.79 - Step 4: Simplify right side
800,509.35x = 422,269,046,090.14 - Step 5: Solve for x
x = 422,269,046,090.14/800,509.35 - Step 6: Final answer
x = 527,500.45
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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.