Finding the Fourth Proportional to 279,257.02, 415,726.88 and 277,596.26
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Solution
The fourth proportional to 279,257.02, 415,726.88 and 277,596.26 is: 413,254.52
Step by Step Solution
- Step 1: Write the proportion equation
279,257.02 : 415,726.88 = 277,596.26 : x - Step 2: Convert to fraction form
279,257.02/415,726.88 = 277,596.26/x - Step 3: Cross multiply
279,257.02x = 415,726.88 × 277,596.26 - Step 4: Simplify right side
279,257.02x = 115,404,227,069.47 - Step 5: Solve for x
x = 115,404,227,069.47/279,257.02 - Step 6: Final answer
x = 413,254.52
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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.