Finding the Fourth Proportional to 1,524,270.40, 2,286,404.40 and 459,312.47
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Solution
The fourth proportional to 1,524,270.40, 2,286,404.40 and 459,312.47 is: 688,968.34
Step by Step Solution
- Step 1: Write the proportion equation
1,524,270.40 : 2,286,404.40 = 459,312.47 : x - Step 2: Convert to fraction form
1,524,270.40/2,286,404.40 = 459,312.47/x - Step 3: Cross multiply
1,524,270.40x = 2,286,404.40 × 459,312.47 - Step 4: Simplify right side
1,524,270.40x = 1,050,174,052,382.87 - Step 5: Solve for x
x = 1,050,174,052,382.87/1,524,270.40 - Step 6: Final answer
x = 688,968.34
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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.