Finding the Fourth Proportional to 251,257.46, 346,594.94 and 154,394.02
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Solution
The fourth proportional to 251,257.46, 346,594.94 and 154,394.02 is: 212,977.50
Step by Step Solution
- Step 1: Write the proportion equation
251,257.46 : 346,594.94 = 154,394.02 : x - Step 2: Convert to fraction form
251,257.46/346,594.94 = 154,394.02/x - Step 3: Cross multiply
251,257.46x = 346,594.94 × 154,394.02 - Step 4: Simplify right side
251,257.46x = 53,512,185,617.76 - Step 5: Solve for x
x = 53,512,185,617.76/251,257.46 - Step 6: Final answer
x = 212,977.50
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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.