Finding the Fourth Proportional to 436,135.16, 654,202.88 and 179,963.99
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Solution
The fourth proportional to 436,135.16, 654,202.88 and 179,963.99 is: 269,946.04
Step by Step Solution
- Step 1: Write the proportion equation
436,135.16 : 654,202.88 = 179,963.99 : x - Step 2: Convert to fraction form
436,135.16/654,202.88 = 179,963.99/x - Step 3: Cross multiply
436,135.16x = 654,202.88 × 179,963.99 - Step 4: Simplify right side
436,135.16x = 117,732,956,383.46 - Step 5: Solve for x
x = 117,732,956,383.46/436,135.16 - Step 6: Final answer
x = 269,946.04
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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.