Finding the Fourth Proportional to 659,048.98, 909,324.55 and 372,562.92
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Solution
The fourth proportional to 659,048.98, 909,324.55 and 372,562.92 is: 514,044.66
Step by Step Solution
- Step 1: Write the proportion equation
659,048.98 : 909,324.55 = 372,562.92 : x - Step 2: Convert to fraction form
659,048.98/909,324.55 = 372,562.92/x - Step 3: Cross multiply
659,048.98x = 909,324.55 × 372,562.92 - Step 4: Simplify right side
659,048.98x = 338,780,609,575.69 - Step 5: Solve for x
x = 338,780,609,575.69/659,048.98 - Step 6: Final answer
x = 514,044.66
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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.