Finding the Fourth Proportional to 361,156.09, 498,155.42 and 232,257.53
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Solution
The fourth proportional to 361,156.09, 498,155.42 and 232,257.53 is: 320,361.06
Step by Step Solution
- Step 1: Write the proportion equation
361,156.09 : 498,155.42 = 232,257.53 : x - Step 2: Convert to fraction form
361,156.09/498,155.42 = 232,257.53/x - Step 3: Cross multiply
361,156.09x = 498,155.42 × 232,257.53 - Step 4: Simplify right side
361,156.09x = 115,700,347,405.31 - Step 5: Solve for x
x = 115,700,347,405.31/361,156.09 - Step 6: Final answer
x = 320,361.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.