Finding the Fourth Proportional to 634,028.31, 951,159.11 and 207,588.02
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Solution
The fourth proportional to 634,028.31, 951,159.11 and 207,588.02 is: 311,420.21
Step by Step Solution
- Step 1: Write the proportion equation
634,028.31 : 951,159.11 = 207,588.02 : x - Step 2: Convert to fraction form
634,028.31/951,159.11 = 207,588.02/x - Step 3: Cross multiply
634,028.31x = 951,159.11 × 207,588.02 - Step 4: Simplify right side
634,028.31x = 197,449,230,556.13 - Step 5: Solve for x
x = 197,449,230,556.13/634,028.31 - Step 6: Final answer
x = 311,420.21
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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.