Finding the Fourth Proportional to 955,722.24, 1,433,831.58 and 356,687.91
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Solution
The fourth proportional to 955,722.24, 1,433,831.58 and 356,687.91 is: 535,124.50
Step by Step Solution
- Step 1: Write the proportion equation
955,722.24 : 1,433,831.58 = 356,687.91 : x - Step 2: Convert to fraction form
955,722.24/1,433,831.58 = 356,687.91/x - Step 3: Cross multiply
955,722.24x = 1,433,831.58 × 356,687.91 - Step 4: Simplify right side
955,722.24x = 511,430,389,562.20 - Step 5: Solve for x
x = 511,430,389,562.20/955,722.24 - Step 6: Final answer
x = 535,124.50
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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.