Finding the Fourth Proportional to 349,334.92, 524,113.09 and 124,690.38
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Solution
The fourth proportional to 349,334.92, 524,113.09 and 124,690.38 is: 187,075.09
Step by Step Solution
- Step 1: Write the proportion equation
349,334.92 : 524,113.09 = 124,690.38 : x - Step 2: Convert to fraction form
349,334.92/524,113.09 = 124,690.38/x - Step 3: Cross multiply
349,334.92x = 524,113.09 × 124,690.38 - Step 4: Simplify right side
349,334.92x = 65,351,860,355.07 - Step 5: Solve for x
x = 65,351,860,355.07/349,334.92 - Step 6: Final answer
x = 187,075.09
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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.