Finding the Fourth Proportional to 435,643.87, 653,212.10 and 169,092.99
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Solution
The fourth proportional to 435,643.87, 653,212.10 and 169,092.99 is: 253,541.01
Step by Step Solution
- Step 1: Write the proportion equation
435,643.87 : 653,212.10 = 169,092.99 : x - Step 2: Convert to fraction form
435,643.87/653,212.10 = 169,092.99/x - Step 3: Cross multiply
435,643.87x = 653,212.10 × 169,092.99 - Step 4: Simplify right side
435,643.87x = 110,453,588,401.92 - Step 5: Solve for x
x = 110,453,588,401.92/435,643.87 - Step 6: Final answer
x = 253,541.01
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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.