Finding the Fourth Proportional to 346,526.40, 519,809.04 and 327,676.08
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Solution
The fourth proportional to 346,526.40, 519,809.04 and 327,676.08 is: 491,532.50
Step by Step Solution
- Step 1: Write the proportion equation
346,526.40 : 519,809.04 = 327,676.08 : x - Step 2: Convert to fraction form
346,526.40/519,809.04 = 327,676.08/x - Step 3: Cross multiply
346,526.40x = 519,809.04 × 327,676.08 - Step 4: Simplify right side
346,526.40x = 170,328,988,575.76 - Step 5: Solve for x
x = 170,328,988,575.76/346,526.40 - Step 6: Final answer
x = 491,532.50
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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.