Finding the Fourth Proportional to 509,532.60, 764,201.70 and 154,558.20
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Solution
The fourth proportional to 509,532.60, 764,201.70 and 154,558.20 is: 231,807.82
Step by Step Solution
- Step 1: Write the proportion equation
509,532.60 : 764,201.70 = 154,558.20 : x - Step 2: Convert to fraction form
509,532.60/764,201.70 = 154,558.20/x - Step 3: Cross multiply
509,532.60x = 764,201.70 × 154,558.20 - Step 4: Simplify right side
509,532.60x = 118,113,639,188.94 - Step 5: Solve for x
x = 118,113,639,188.94/509,532.60 - Step 6: Final answer
x = 231,807.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.