Finding the Fourth Proportional to 371,819.04, 513,113.40 and 202,053.12
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Solution
The fourth proportional to 371,819.04, 513,113.40 and 202,053.12 is: 278,835.00
Step by Step Solution
- Step 1: Write the proportion equation
371,819.04 : 513,113.40 = 202,053.12 : x - Step 2: Convert to fraction form
371,819.04/513,113.40 = 202,053.12/x - Step 3: Cross multiply
371,819.04x = 513,113.40 × 202,053.12 - Step 4: Simplify right side
371,819.04x = 103,676,163,383.81 - Step 5: Solve for x
x = 103,676,163,383.81/371,819.04 - Step 6: Final answer
x = 278,835.00
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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.