Finding the Fourth Proportional to 332,109.70, 498,164.55 and 154,962.70
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Solution
The fourth proportional to 332,109.70, 498,164.55 and 154,962.70 is: 232,444.05
Step by Step Solution
- Step 1: Write the proportion equation
332,109.70 : 498,164.55 = 154,962.70 : x - Step 2: Convert to fraction form
332,109.70/498,164.55 = 154,962.70/x - Step 3: Cross multiply
332,109.70x = 498,164.55 × 154,962.70 - Step 4: Simplify right side
332,109.70x = 77,196,923,712.29 - Step 5: Solve for x
x = 77,196,923,712.29/332,109.70 - Step 6: Final answer
x = 232,444.05
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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.