Finding the Fourth Proportional to 608,869.20, 840,226.92 and 336,936.92
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Solution
The fourth proportional to 608,869.20, 840,226.92 and 336,936.92 is: 464,965.99
Step by Step Solution
- Step 1: Write the proportion equation
608,869.20 : 840,226.92 = 336,936.92 : x - Step 2: Convert to fraction form
608,869.20/840,226.92 = 336,936.92/x - Step 3: Cross multiply
608,869.20x = 840,226.92 × 336,936.92 - Step 4: Simplify right side
608,869.20x = 283,103,470,525.89 - Step 5: Solve for x
x = 283,103,470,525.89/608,869.20 - Step 6: Final answer
x = 464,965.99
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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.