Finding the Fourth Proportional to 298,377.36, 447,459.44 and 98,660.88
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Solution
The fourth proportional to 298,377.36, 447,459.44 and 98,660.88 is: 147,956.07
Step by Step Solution
- Step 1: Write the proportion equation
298,377.36 : 447,459.44 = 98,660.88 : x - Step 2: Convert to fraction form
298,377.36/447,459.44 = 98,660.88/x - Step 3: Cross multiply
298,377.36x = 447,459.44 × 98,660.88 - Step 4: Simplify right side
298,377.36x = 44,146,742,114.71 - Step 5: Solve for x
x = 44,146,742,114.71/298,377.36 - Step 6: Final answer
x = 147,956.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.