Finding the Fourth Proportional to 425,632.08, 636,871.08 and 341,135.97
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Solution
The fourth proportional to 425,632.08, 636,871.08 and 341,135.97 is: 510,439.99
Step by Step Solution
- Step 1: Write the proportion equation
425,632.08 : 636,871.08 = 341,135.97 : x - Step 2: Convert to fraction form
425,632.08/636,871.08 = 341,135.97/x - Step 3: Cross multiply
425,632.08x = 636,871.08 × 341,135.97 - Step 4: Simplify right side
425,632.08x = 217,259,633,640.75 - Step 5: Solve for x
x = 217,259,633,640.75/425,632.08 - Step 6: Final answer
x = 510,439.99
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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.