Finding the Fourth Proportional to 450,277.49, 621,387.84 and 246,324.02
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Solution
The fourth proportional to 450,277.49, 621,387.84 and 246,324.02 is: 339,929.83
Step by Step Solution
- Step 1: Write the proportion equation
450,277.49 : 621,387.84 = 246,324.02 : x - Step 2: Convert to fraction form
450,277.49/621,387.84 = 246,324.02/x - Step 3: Cross multiply
450,277.49x = 621,387.84 × 246,324.02 - Step 4: Simplify right side
450,277.49x = 153,062,750,727.92 - Step 5: Solve for x
x = 153,062,750,727.92/450,277.49 - Step 6: Final answer
x = 339,929.83
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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.