Finding the Fourth Proportional to 251,931.46, 376,053.99 and 222,038.96
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Solution
The fourth proportional to 251,931.46, 376,053.99 and 222,038.96 is: 331,433.94
Step by Step Solution
- Step 1: Write the proportion equation
251,931.46 : 376,053.99 = 222,038.96 : x - Step 2: Convert to fraction form
251,931.46/376,053.99 = 222,038.96/x - Step 3: Cross multiply
251,931.46x = 376,053.99 × 222,038.96 - Step 4: Simplify right side
251,931.46x = 83,498,636,843.45 - Step 5: Solve for x
x = 83,498,636,843.45/251,931.46 - Step 6: Final answer
x = 331,433.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.