Finding the Fourth Proportional to 850,833.80, 1,276,250.70 and 535,905.80
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Solution
The fourth proportional to 850,833.80, 1,276,250.70 and 535,905.80 is: 803,858.70
Step by Step Solution
- Step 1: Write the proportion equation
850,833.80 : 1,276,250.70 = 535,905.80 : x - Step 2: Convert to fraction form
850,833.80/1,276,250.70 = 535,905.80/x - Step 3: Cross multiply
850,833.80x = 1,276,250.70 × 535,905.80 - Step 4: Simplify right side
850,833.80x = 683,950,152,384.06 - Step 5: Solve for x
x = 683,950,152,384.06/850,833.80 - Step 6: Final answer
x = 803,858.70
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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.