Finding the Fourth Proportional to 301,477.05, 452,215.58 and 76,837.05
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Solution
The fourth proportional to 301,477.05, 452,215.58 and 76,837.05 is: 115,255.58
Step by Step Solution
- Step 1: Write the proportion equation
301,477.05 : 452,215.58 = 76,837.05 : x - Step 2: Convert to fraction form
301,477.05/452,215.58 = 76,837.05/x - Step 3: Cross multiply
301,477.05x = 452,215.58 × 76,837.05 - Step 4: Simplify right side
301,477.05x = 34,746,910,747.05 - Step 5: Solve for x
x = 34,746,910,747.05/301,477.05 - Step 6: Final answer
x = 115,255.58
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1.5x scale
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.