Finding the Fourth Proportional to 850,671.34, 1,274,803.35 and 471,758.74
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Solution
The fourth proportional to 850,671.34, 1,274,803.35 and 471,758.74 is: 706,970.59
Step by Step Solution
- Step 1: Write the proportion equation
850,671.34 : 1,274,803.35 = 471,758.74 : x - Step 2: Convert to fraction form
850,671.34/1,274,803.35 = 471,758.74/x - Step 3: Cross multiply
850,671.34x = 1,274,803.35 × 471,758.74 - Step 4: Simplify right side
850,671.34x = 601,399,622,143.78 - Step 5: Solve for x
x = 601,399,622,143.78/850,671.34 - Step 6: Final answer
x = 706,970.59
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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.