Finding the Fourth Proportional to 359,616.48, 539,424.99 and 122,960.94
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Solution
The fourth proportional to 359,616.48, 539,424.99 and 122,960.94 is: 184,441.50
Step by Step Solution
- Step 1: Write the proportion equation
359,616.48 : 539,424.99 = 122,960.94 : x - Step 2: Convert to fraction form
359,616.48/539,424.99 = 122,960.94/x - Step 3: Cross multiply
359,616.48x = 539,424.99 × 122,960.94 - Step 4: Simplify right side
359,616.48x = 66,328,203,829.89 - Step 5: Solve for x
x = 66,328,203,829.89/359,616.48 - Step 6: Final answer
x = 184,441.50
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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.