Finding the Fourth Proportional to 509,750.99, 764,577.12 and 154,768.08
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Solution
The fourth proportional to 509,750.99, 764,577.12 and 154,768.08 is: 232,137.14
Step by Step Solution
- Step 1: Write the proportion equation
509,750.99 : 764,577.12 = 154,768.08 : x - Step 2: Convert to fraction form
509,750.99/764,577.12 = 154,768.08/x - Step 3: Cross multiply
509,750.99x = 764,577.12 × 154,768.08 - Step 4: Simplify right side
509,750.99x = 118,332,136,321.87 - Step 5: Solve for x
x = 118,332,136,321.87/509,750.99 - Step 6: Final answer
x = 232,137.14
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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.