Finding the Fourth Proportional to 637,134.33, 879,247.98 and 350,664.69
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Solution
The fourth proportional to 637,134.33, 879,247.98 and 350,664.69 is: 483,918.71
Step by Step Solution
- Step 1: Write the proportion equation
637,134.33 : 879,247.98 = 350,664.69 : x - Step 2: Convert to fraction form
637,134.33/879,247.98 = 350,664.69/x - Step 3: Cross multiply
637,134.33x = 879,247.98 × 350,664.69 - Step 4: Simplify right side
637,134.33x = 308,321,220,339.83 - Step 5: Solve for x
x = 308,321,220,339.83/637,134.33 - Step 6: Final answer
x = 483,918.71
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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.