Finding the Fourth Proportional to 836,628.95, 1,254,932.49 and 205,548.23
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Solution
The fourth proportional to 836,628.95, 1,254,932.49 and 205,548.23 is: 308,319.66
Step by Step Solution
- Step 1: Write the proportion equation
836,628.95 : 1,254,932.49 = 205,548.23 : x - Step 2: Convert to fraction form
836,628.95/1,254,932.49 = 205,548.23/x - Step 3: Cross multiply
836,628.95x = 1,254,932.49 × 205,548.23 - Step 4: Simplify right side
836,628.95x = 257,949,155,997.13 - Step 5: Solve for x
x = 257,949,155,997.13/836,628.95 - Step 6: Final answer
x = 308,319.66
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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.