Finding the Fourth Proportional to 675,247.08, 931,965.62 and 433,831.44
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Solution
The fourth proportional to 675,247.08, 931,965.62 and 433,831.44 is: 598,767.47
Step by Step Solution
- Step 1: Write the proportion equation
675,247.08 : 931,965.62 = 433,831.44 : x - Step 2: Convert to fraction form
675,247.08/931,965.62 = 433,831.44/x - Step 3: Cross multiply
675,247.08x = 931,965.62 × 433,831.44 - Step 4: Simplify right side
675,247.08x = 404,315,986,955.09 - Step 5: Solve for x
x = 404,315,986,955.09/675,247.08 - Step 6: Final answer
x = 598,767.47
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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.