Finding the Fourth Proportional to 553,942.74, 831,025.89 and 174,922.68
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Solution
The fourth proportional to 553,942.74, 831,025.89 and 174,922.68 is: 262,419.32
Step by Step Solution
- Step 1: Write the proportion equation
553,942.74 : 831,025.89 = 174,922.68 : x - Step 2: Convert to fraction form
553,942.74/831,025.89 = 174,922.68/x - Step 3: Cross multiply
553,942.74x = 831,025.89 × 174,922.68 - Step 4: Simplify right side
553,942.74x = 145,365,275,828.19 - Step 5: Solve for x
x = 145,365,275,828.19/553,942.74 - Step 6: Final answer
x = 262,419.32
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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.