Finding the Fourth Proportional to 1,094,804.40, 1,642,195.20 and 346,850.40
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Solution
The fourth proportional to 1,094,804.40, 1,642,195.20 and 346,850.40 is: 520,271.99
Step by Step Solution
- Step 1: Write the proportion equation
1,094,804.40 : 1,642,195.20 = 346,850.40 : x - Step 2: Convert to fraction form
1,094,804.40/1,642,195.20 = 346,850.40/x - Step 3: Cross multiply
1,094,804.40x = 1,642,195.20 × 346,850.40 - Step 4: Simplify right side
1,094,804.40x = 569,596,061,998.08 - Step 5: Solve for x
x = 569,596,061,998.08/1,094,804.40 - Step 6: Final answer
x = 520,271.99
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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.