Finding the Fourth Proportional to 553,950.76, 831,037.92 and 174,930.68
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Solution
The fourth proportional to 553,950.76, 831,037.92 and 174,930.68 is: 262,431.32
Step by Step Solution
- Step 1: Write the proportion equation
553,950.76 : 831,037.92 = 174,930.68 : x - Step 2: Convert to fraction form
553,950.76/831,037.92 = 174,930.68/x - Step 3: Cross multiply
553,950.76x = 831,037.92 × 174,930.68 - Step 4: Simplify right side
553,950.76x = 145,374,028,451.39 - Step 5: Solve for x
x = 145,374,028,451.39/553,950.76 - Step 6: Final answer
x = 262,431.32
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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.