Finding the Fourth Proportional to 540,363.90, 810,544.76 and 507,480.99
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Solution
The fourth proportional to 540,363.90, 810,544.76 and 507,480.99 is: 761,220.46
Step by Step Solution
- Step 1: Write the proportion equation
540,363.90 : 810,544.76 = 507,480.99 : x - Step 2: Convert to fraction form
540,363.90/810,544.76 = 507,480.99/x - Step 3: Cross multiply
540,363.90x = 810,544.76 × 507,480.99 - Step 4: Simplify right side
540,363.90x = 411,336,057,244.11 - Step 5: Solve for x
x = 411,336,057,244.11/540,363.90 - Step 6: Final answer
x = 761,220.46
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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.