Finding the Fourth Proportional to 523,751.13, 785,611.17 and 144,694.62
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Solution
The fourth proportional to 523,751.13, 785,611.17 and 144,694.62 is: 217,037.64
Step by Step Solution
- Step 1: Write the proportion equation
523,751.13 : 785,611.17 = 144,694.62 : x - Step 2: Convert to fraction form
523,751.13/785,611.17 = 144,694.62/x - Step 3: Cross multiply
523,751.13x = 785,611.17 × 144,694.62 - Step 4: Simplify right side
523,751.13x = 113,673,709,710.91 - Step 5: Solve for x
x = 113,673,709,710.91/523,751.13 - Step 6: Final answer
x = 217,037.64
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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.