Finding the Fourth Proportional to 447,408.41, 671,217.71 and 147,888.99
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Solution
The fourth proportional to 447,408.41, 671,217.71 and 147,888.99 is: 221,868.22
Step by Step Solution
- Step 1: Write the proportion equation
447,408.41 : 671,217.71 = 147,888.99 : x - Step 2: Convert to fraction form
447,408.41/671,217.71 = 147,888.99/x - Step 3: Cross multiply
447,408.41x = 671,217.71 × 147,888.99 - Step 4: Simplify right side
447,408.41x = 99,265,708,462.57 - Step 5: Solve for x
x = 99,265,708,462.57/447,408.41 - Step 6: Final answer
x = 221,868.22
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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.