Finding the Fourth Proportional to 862,449.26, 1,292,243.73 and 524,467.55
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Solution
The fourth proportional to 862,449.26, 1,292,243.73 and 524,467.55 is: 785,831.62
Step by Step Solution
- Step 1: Write the proportion equation
862,449.26 : 1,292,243.73 = 524,467.55 : x - Step 2: Convert to fraction form
862,449.26/1,292,243.73 = 524,467.55/x - Step 3: Cross multiply
862,449.26x = 1,292,243.73 × 524,467.55 - Step 4: Simplify right side
862,449.26x = 677,739,896,614.74 - Step 5: Solve for x
x = 677,739,896,614.74/862,449.26 - Step 6: Final answer
x = 785,831.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.