Finding the Fourth Proportional to 509,682.41, 764,526.06 and 154,699.50
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Solution
The fourth proportional to 509,682.41, 764,526.06 and 154,699.50 is: 232,049.99
Step by Step Solution
- Step 1: Write the proportion equation
509,682.41 : 764,526.06 = 154,699.50 : x - Step 2: Convert to fraction form
509,682.41/764,526.06 = 154,699.50/x - Step 3: Cross multiply
509,682.41x = 764,526.06 × 154,699.50 - Step 4: Simplify right side
509,682.41x = 118,271,799,218.97 - Step 5: Solve for x
x = 118,271,799,218.97/509,682.41 - Step 6: Final answer
x = 232,049.99
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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.