Finding the Fourth Proportional to 377,297.84, 520,660.04 and 207,531.92
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Solution
The fourth proportional to 377,297.84, 520,660.04 and 207,531.92 is: 286,388.01
Step by Step Solution
- Step 1: Write the proportion equation
377,297.84 : 520,660.04 = 207,531.92 : x - Step 2: Convert to fraction form
377,297.84/520,660.04 = 207,531.92/x - Step 3: Cross multiply
377,297.84x = 520,660.04 × 207,531.92 - Step 4: Simplify right side
377,297.84x = 108,053,577,768.48 - Step 5: Solve for x
x = 108,053,577,768.48/377,297.84 - Step 6: Final answer
x = 286,388.01
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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.