Finding the Fourth Proportional to 679,027.05, 937,052.69 and 373,106.66
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Solution
The fourth proportional to 679,027.05, 937,052.69 and 373,106.66 is: 514,884.63
Step by Step Solution
- Step 1: Write the proportion equation
679,027.05 : 937,052.69 = 373,106.66 : x - Step 2: Convert to fraction form
679,027.05/937,052.69 = 373,106.66/x - Step 3: Cross multiply
679,027.05x = 937,052.69 × 373,106.66 - Step 4: Simplify right side
679,027.05x = 349,620,592,859.12 - Step 5: Solve for x
x = 349,620,592,859.12/679,027.05 - Step 6: Final answer
x = 514,884.63
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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.