Finding the Fourth Proportional to 447,404.99, 671,212.56 and 147,885.57
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Solution
The fourth proportional to 447,404.99, 671,212.56 and 147,885.57 is: 221,863.09
Step by Step Solution
- Step 1: Write the proportion equation
447,404.99 : 671,212.56 = 147,885.57 : x - Step 2: Convert to fraction form
447,404.99/671,212.56 = 147,885.57/x - Step 3: Cross multiply
447,404.99x = 671,212.56 × 147,885.57 - Step 4: Simplify right side
447,404.99x = 99,262,652,581.33 - Step 5: Solve for x
x = 99,262,652,581.33/447,404.99 - Step 6: Final answer
x = 221,863.09
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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.