Finding the Fourth Proportional to 591,745.12, 816,545.28 and 350,036.80
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Solution
The fourth proportional to 591,745.12, 816,545.28 and 350,036.80 is: 483,013.53
Step by Step Solution
- Step 1: Write the proportion equation
591,745.12 : 816,545.28 = 350,036.80 : x - Step 2: Convert to fraction form
591,745.12/816,545.28 = 350,036.80/x - Step 3: Cross multiply
591,745.12x = 816,545.28 × 350,036.80 - Step 4: Simplify right side
591,745.12x = 285,820,896,866.30 - Step 5: Solve for x
x = 285,820,896,866.30/591,745.12 - Step 6: Final answer
x = 483,013.53
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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.