Finding the Fourth Proportional to 944,508.84, 1,416,970.62 and 279,712.68
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Solution
The fourth proportional to 944,508.84, 1,416,970.62 and 279,712.68 is: 419,630.43
Step by Step Solution
- Step 1: Write the proportion equation
944,508.84 : 1,416,970.62 = 279,712.68 : x - Step 2: Convert to fraction form
944,508.84/1,416,970.62 = 279,712.68/x - Step 3: Cross multiply
944,508.84x = 1,416,970.62 × 279,712.68 - Step 4: Simplify right side
944,508.84x = 396,344,649,601.46 - Step 5: Solve for x
x = 396,344,649,601.46/944,508.84 - Step 6: Final answer
x = 419,630.43
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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.