Finding the Fourth Proportional to 932,553.41, 1,398,830.03 and 258,634.70
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Solution
The fourth proportional to 932,553.41, 1,398,830.03 and 258,634.70 is: 387,952.03
Step by Step Solution
- Step 1: Write the proportion equation
932,553.41 : 1,398,830.03 = 258,634.70 : x - Step 2: Convert to fraction form
932,553.41/1,398,830.03 = 258,634.70/x - Step 3: Cross multiply
932,553.41x = 1,398,830.03 × 258,634.70 - Step 4: Simplify right side
932,553.41x = 361,785,990,956.63 - Step 5: Solve for x
x = 361,785,990,956.63/932,553.41 - Step 6: Final answer
x = 387,952.03
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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.