Finding the Fourth Proportional to 423,723.50, 584,738.97 and 232,740.62
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Solution
The fourth proportional to 423,723.50, 584,738.97 and 232,740.62 is: 321,182.35
Step by Step Solution
- Step 1: Write the proportion equation
423,723.50 : 584,738.97 = 232,740.62 : x - Step 2: Convert to fraction form
423,723.50/584,738.97 = 232,740.62/x - Step 3: Cross multiply
423,723.50x = 584,738.97 × 232,740.62 - Step 4: Simplify right side
423,723.50x = 136,092,510,415.96 - Step 5: Solve for x
x = 136,092,510,415.96/423,723.50 - Step 6: Final answer
x = 321,182.35
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1.5x scale
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.