Finding the Fourth Proportional to 445,267.88, 614,532.66 and 275,556.68
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Solution
The fourth proportional to 445,267.88, 614,532.66 and 275,556.68 is: 380,307.20
Step by Step Solution
- Step 1: Write the proportion equation
445,267.88 : 614,532.66 = 275,556.68 : x - Step 2: Convert to fraction form
445,267.88/614,532.66 = 275,556.68/x - Step 3: Cross multiply
445,267.88x = 614,532.66 × 275,556.68 - Step 4: Simplify right side
445,267.88x = 169,338,579,541.17 - Step 5: Solve for x
x = 169,338,579,541.17/445,267.88 - Step 6: Final answer
x = 380,307.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.