Finding the Fourth Proportional to 538,706.06, 743,400.68 and 296,983.02
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Solution
The fourth proportional to 538,706.06, 743,400.68 and 296,983.02 is: 409,829.02
Step by Step Solution
- Step 1: Write the proportion equation
538,706.06 : 743,400.68 = 296,983.02 : x - Step 2: Convert to fraction form
538,706.06/743,400.68 = 296,983.02/x - Step 3: Cross multiply
538,706.06x = 743,400.68 × 296,983.02 - Step 4: Simplify right side
538,706.06x = 220,777,379,016.45 - Step 5: Solve for x
x = 220,777,379,016.45/538,706.06 - Step 6: Final answer
x = 409,829.02
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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.