Finding the Fourth Proportional to 377,520.14, 520,977.86 and 207,754.26
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Solution
The fourth proportional to 377,520.14, 520,977.86 and 207,754.26 is: 286,700.92
Step by Step Solution
- Step 1: Write the proportion equation
377,520.14 : 520,977.86 = 207,754.26 : x - Step 2: Convert to fraction form
377,520.14/520,977.86 = 207,754.26/x - Step 3: Cross multiply
377,520.14x = 520,977.86 × 207,754.26 - Step 4: Simplify right side
377,520.14x = 108,235,370,300.07 - Step 5: Solve for x
x = 108,235,370,300.07/377,520.14 - Step 6: Final answer
x = 286,700.92
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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.