Finding the Fourth Proportional to 608,919.48, 840,288.12 and 336,998.82
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Solution
The fourth proportional to 608,919.48, 840,288.12 and 336,998.82 is: 465,046.88
Step by Step Solution
- Step 1: Write the proportion equation
608,919.48 : 840,288.12 = 336,998.82 : x - Step 2: Convert to fraction form
608,919.48/840,288.12 = 336,998.82/x - Step 3: Cross multiply
608,919.48x = 840,288.12 × 336,998.82 - Step 4: Simplify right side
608,919.48x = 283,176,104,900.02 - Step 5: Solve for x
x = 283,176,104,900.02/608,919.48 - Step 6: Final answer
x = 465,046.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.