Finding the Fourth Proportional to 935,764.50, 1,291,481.37 and 527,950.02
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Solution
The fourth proportional to 935,764.50, 1,291,481.37 and 527,950.02 is: 728,642.32
Step by Step Solution
- Step 1: Write the proportion equation
935,764.50 : 1,291,481.37 = 527,950.02 : x - Step 2: Convert to fraction form
935,764.50/1,291,481.37 = 527,950.02/x - Step 3: Cross multiply
935,764.50x = 1,291,481.37 × 527,950.02 - Step 4: Simplify right side
935,764.50x = 681,837,615,121.13 - Step 5: Solve for x
x = 681,837,615,121.13/935,764.50 - Step 6: Final answer
x = 728,642.32
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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.