Finding the Fourth Proportional to 435,446.88, 653,211.63 and 169,227.96
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Solution
The fourth proportional to 435,446.88, 653,211.63 and 169,227.96 is: 253,857.99
Step by Step Solution
- Step 1: Write the proportion equation
435,446.88 : 653,211.63 = 169,227.96 : x - Step 2: Convert to fraction form
435,446.88/653,211.63 = 169,227.96/x - Step 3: Cross multiply
435,446.88x = 653,211.63 × 169,227.96 - Step 4: Simplify right side
435,446.88x = 110,541,671,593.18 - Step 5: Solve for x
x = 110,541,671,593.18/435,446.88 - Step 6: Final answer
x = 253,857.99
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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.