Finding the Fourth Proportional to 324,140.54, 486,174.35 and 124,320.74
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Solution
The fourth proportional to 324,140.54, 486,174.35 and 124,320.74 is: 186,467.12
Step by Step Solution
- Step 1: Write the proportion equation
324,140.54 : 486,174.35 = 124,320.74 : x - Step 2: Convert to fraction form
324,140.54/486,174.35 = 124,320.74/x - Step 3: Cross multiply
324,140.54x = 486,174.35 × 124,320.74 - Step 4: Simplify right side
324,140.54x = 60,441,552,840.95 - Step 5: Solve for x
x = 60,441,552,840.95/324,140.54 - Step 6: Final answer
x = 186,467.12
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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.