Finding the Fourth Proportional to 653,624.56, 901,861.98 and 381,568.99
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Solution
The fourth proportional to 653,624.56, 901,861.98 and 381,568.99 is: 526,483.53
Step by Step Solution
- Step 1: Write the proportion equation
653,624.56 : 901,861.98 = 381,568.99 : x - Step 2: Convert to fraction form
653,624.56/901,861.98 = 381,568.99/x - Step 3: Cross multiply
653,624.56x = 901,861.98 × 381,568.99 - Step 4: Simplify right side
653,624.56x = 344,122,565,239.89 - Step 5: Solve for x
x = 344,122,565,239.89/653,624.56 - Step 6: Final answer
x = 526,483.53
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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.