Finding the Fourth Proportional to 296,075.80, 444,113.70 and 129,863.80
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Solution
The fourth proportional to 296,075.80, 444,113.70 and 129,863.80 is: 194,795.70
Step by Step Solution
- Step 1: Write the proportion equation
296,075.80 : 444,113.70 = 129,863.80 : x - Step 2: Convert to fraction form
296,075.80/444,113.70 = 129,863.80/x - Step 3: Cross multiply
296,075.80x = 444,113.70 × 129,863.80 - Step 4: Simplify right side
296,075.80x = 57,674,292,714.06 - Step 5: Solve for x
x = 57,674,292,714.06/296,075.80 - Step 6: Final answer
x = 194,795.70
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1.5x scale
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.