Finding the Fourth Proportional to 852,634.23, 1,277,840.67 and 346,604.12
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Solution
The fourth proportional to 852,634.23, 1,277,840.67 and 346,604.12 is: 519,454.68
Step by Step Solution
- Step 1: Write the proportion equation
852,634.23 : 1,277,840.67 = 346,604.12 : x - Step 2: Convert to fraction form
852,634.23/1,277,840.67 = 346,604.12/x - Step 3: Cross multiply
852,634.23x = 1,277,840.67 × 346,604.12 - Step 4: Simplify right side
852,634.23x = 442,904,840,925.56 - Step 5: Solve for x
x = 442,904,840,925.56/852,634.23 - Step 6: Final answer
x = 519,454.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.