Finding the Fourth Proportional to 801,765.14, 1,106,399.66 and 479,652.84
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Solution
The fourth proportional to 801,765.14, 1,106,399.66 and 479,652.84 is: 661,899.24
Step by Step Solution
- Step 1: Write the proportion equation
801,765.14 : 1,106,399.66 = 479,652.84 : x - Step 2: Convert to fraction form
801,765.14/1,106,399.66 = 479,652.84/x - Step 3: Cross multiply
801,765.14x = 1,106,399.66 × 479,652.84 - Step 4: Simplify right side
801,765.14x = 530,687,736,695.77 - Step 5: Solve for x
x = 530,687,736,695.77/801,765.14 - Step 6: Final answer
x = 661,899.24
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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.