Finding the Fourth Proportional to 801,860.36, 1,106,567.21 and 479,570.41
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Solution
The fourth proportional to 801,860.36, 1,106,567.21 and 479,570.41 is: 661,807.10
Step by Step Solution
- Step 1: Write the proportion equation
801,860.36 : 1,106,567.21 = 479,570.41 : x - Step 2: Convert to fraction form
801,860.36/1,106,567.21 = 479,570.41/x - Step 3: Cross multiply
801,860.36x = 1,106,567.21 × 479,570.41 - Step 4: Simplify right side
801,860.36x = 530,676,882,661.57 - Step 5: Solve for x
x = 530,676,882,661.57/801,860.36 - Step 6: Final answer
x = 661,807.10
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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.