Finding the Fourth Proportional to 483,386.13, 725,129.42 and 230,624.01
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Solution
The fourth proportional to 483,386.13, 725,129.42 and 230,624.01 is: 345,959.98
Step by Step Solution
- Step 1: Write the proportion equation
483,386.13 : 725,129.42 = 230,624.01 : x - Step 2: Convert to fraction form
483,386.13/725,129.42 = 230,624.01/x - Step 3: Cross multiply
483,386.13x = 725,129.42 × 230,624.01 - Step 4: Simplify right side
483,386.13x = 167,232,253,456.25 - Step 5: Solve for x
x = 167,232,253,456.25/483,386.13 - Step 6: Final answer
x = 345,959.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.