Finding the Fourth Proportional to 794,649.40, 1,096,629.87 and 432,075.70
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Solution
The fourth proportional to 794,649.40, 1,096,629.87 and 432,075.70 is: 596,271.92
Step by Step Solution
- Step 1: Write the proportion equation
794,649.40 : 1,096,629.87 = 432,075.70 : x - Step 2: Convert to fraction form
794,649.40/1,096,629.87 = 432,075.70/x - Step 3: Cross multiply
794,649.40x = 1,096,629.87 × 432,075.70 - Step 4: Simplify right side
794,649.40x = 473,827,121,712.23 - Step 5: Solve for x
x = 473,827,121,712.23/794,649.40 - Step 6: Final answer
x = 596,271.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.