Finding the Fourth Proportional to 360,242.93, 540,363.67 and 338,320.99
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Solution
The fourth proportional to 360,242.93, 540,363.67 and 338,320.99 is: 507,480.80
Step by Step Solution
- Step 1: Write the proportion equation
360,242.93 : 540,363.67 = 338,320.99 : x - Step 2: Convert to fraction form
360,242.93/540,363.67 = 338,320.99/x - Step 3: Cross multiply
360,242.93x = 540,363.67 × 338,320.99 - Step 4: Simplify right side
360,242.93x = 182,816,371,794.43 - Step 5: Solve for x
x = 182,816,371,794.43/360,242.93 - Step 6: Final answer
x = 507,480.80
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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.