Finding the Fourth Proportional to 377,597.60, 521,080.68 and 207,828.08
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Solution
The fourth proportional to 377,597.60, 521,080.68 and 207,828.08 is: 286,800.54
Step by Step Solution
- Step 1: Write the proportion equation
377,597.60 : 521,080.68 = 207,828.08 : x - Step 2: Convert to fraction form
377,597.60/521,080.68 = 207,828.08/x - Step 3: Cross multiply
377,597.60x = 521,080.68 × 207,828.08 - Step 4: Simplify right side
377,597.60x = 108,295,197,249.49 - Step 5: Solve for x
x = 108,295,197,249.49/377,597.60 - Step 6: Final answer
x = 286,800.54
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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.