Finding the Fourth Proportional to 436,258.98, 654,396.75 and 136,732.95
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Solution
The fourth proportional to 436,258.98, 654,396.75 and 136,732.95 is: 205,102.02
Step by Step Solution
- Step 1: Write the proportion equation
436,258.98 : 654,396.75 = 136,732.95 : x - Step 2: Convert to fraction form
436,258.98/654,396.75 = 136,732.95/x - Step 3: Cross multiply
436,258.98x = 654,396.75 × 136,732.95 - Step 4: Simplify right side
436,258.98x = 89,477,598,097.91 - Step 5: Solve for x
x = 89,477,598,097.91/436,258.98 - Step 6: Final answer
x = 205,102.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.