Finding the Fourth Proportional to 298,522.98, 411,828.57 and 201,695.67
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Solution
The fourth proportional to 298,522.98, 411,828.57 and 201,695.67 is: 278,250.07
Step by Step Solution
- Step 1: Write the proportion equation
298,522.98 : 411,828.57 = 201,695.67 : x - Step 2: Convert to fraction form
298,522.98/411,828.57 = 201,695.67/x - Step 3: Cross multiply
298,522.98x = 411,828.57 × 201,695.67 - Step 4: Simplify right side
298,522.98x = 83,064,039,351.29 - Step 5: Solve for x
x = 83,064,039,351.29/298,522.98 - Step 6: Final answer
x = 278,250.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.