Finding the Fourth Proportional to 297,065.84, 409,913.04 and 169,749.68
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Solution
The fourth proportional to 297,065.84, 409,913.04 and 169,749.68 is: 234,232.95
Step by Step Solution
- Step 1: Write the proportion equation
297,065.84 : 409,913.04 = 169,749.68 : x - Step 2: Convert to fraction form
297,065.84/409,913.04 = 169,749.68/x - Step 3: Cross multiply
297,065.84x = 409,913.04 × 169,749.68 - Step 4: Simplify right side
297,065.84x = 69,582,607,367.83 - Step 5: Solve for x
x = 69,582,607,367.83/297,065.84 - Step 6: Final answer
x = 234,232.95
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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.