Finding the Fourth Proportional to 801,844.88, 1,106,545.88 and 479,554.97
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Solution
The fourth proportional to 801,844.88, 1,106,545.88 and 479,554.97 is: 661,785.82
Step by Step Solution
- Step 1: Write the proportion equation
801,844.88 : 1,106,545.88 = 479,554.97 : x - Step 2: Convert to fraction form
801,844.88/1,106,545.88 = 479,554.97/x - Step 3: Cross multiply
801,844.88x = 1,106,545.88 × 479,554.97 - Step 4: Simplify right side
801,844.88x = 530,649,576,655.61 - Step 5: Solve for x
x = 530,649,576,655.61/801,844.88 - Step 6: Final answer
x = 661,785.82
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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.