Finding the Fourth Proportional to 431,895.24, 647,967.36 and 132,420.02
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Solution
The fourth proportional to 431,895.24, 647,967.36 and 132,420.02 is: 198,668.20
Step by Step Solution
- Step 1: Write the proportion equation
431,895.24 : 647,967.36 = 132,420.02 : x - Step 2: Convert to fraction form
431,895.24/647,967.36 = 132,420.02/x - Step 3: Cross multiply
431,895.24x = 647,967.36 × 132,420.02 - Step 4: Simplify right side
431,895.24x = 85,803,848,027.29 - Step 5: Solve for x
x = 85,803,848,027.29/431,895.24 - Step 6: Final answer
x = 198,668.20
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