Finding the Fourth Proportional to 433,695.44, 651,140.13 and 220,607.55
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Solution
The fourth proportional to 433,695.44, 651,140.13 and 220,607.55 is: 331,214.99
Step by Step Solution
- Step 1: Write the proportion equation
433,695.44 : 651,140.13 = 220,607.55 : x - Step 2: Convert to fraction form
433,695.44/651,140.13 = 220,607.55/x - Step 3: Cross multiply
433,695.44x = 651,140.13 × 220,607.55 - Step 4: Simplify right side
433,695.44x = 143,646,428,785.98 - Step 5: Solve for x
x = 143,646,428,785.98/433,695.44 - Step 6: Final answer
x = 331,214.99
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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.