Finding the Fourth Proportional to 838,264.28, 1,257,454.74 and 277,692.44
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Solution
The fourth proportional to 838,264.28, 1,257,454.74 and 277,692.44 is: 416,557.98
Step by Step Solution
- Step 1: Write the proportion equation
838,264.28 : 1,257,454.74 = 277,692.44 : x - Step 2: Convert to fraction form
838,264.28/1,257,454.74 = 277,692.44/x - Step 3: Cross multiply
838,264.28x = 1,257,454.74 × 277,692.44 - Step 4: Simplify right side
838,264.28x = 349,185,674,940.17 - Step 5: Solve for x
x = 349,185,674,940.17/838,264.28 - Step 6: Final answer
x = 416,557.98
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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.