Finding the Fourth Proportional to 540,369.68, 810,553.37 and 507,486.74
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Solution
The fourth proportional to 540,369.68, 810,553.37 and 507,486.74 is: 761,229.02
Step by Step Solution
- Step 1: Write the proportion equation
540,369.68 : 810,553.37 = 507,486.74 : x - Step 2: Convert to fraction form
540,369.68/810,553.37 = 507,486.74/x - Step 3: Cross multiply
540,369.68x = 810,553.37 × 507,486.74 - Step 4: Simplify right side
540,369.68x = 411,345,080,747.11 - Step 5: Solve for x
x = 411,345,080,747.11/540,369.68 - Step 6: Final answer
x = 761,229.02
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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.