Finding the Fourth Proportional to 276,186.84, 412,263.99 and 236,995.80
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Solution
The fourth proportional to 276,186.84, 412,263.99 and 236,995.80 is: 353,763.53
Step by Step Solution
- Step 1: Write the proportion equation
276,186.84 : 412,263.99 = 236,995.80 : x - Step 2: Convert to fraction form
276,186.84/412,263.99 = 236,995.80/x - Step 3: Cross multiply
276,186.84x = 412,263.99 × 236,995.80 - Step 4: Simplify right side
276,186.84x = 97,704,830,874.94 - Step 5: Solve for x
x = 97,704,830,874.94/276,186.84 - Step 6: Final answer
x = 353,763.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.