Finding the Fourth Proportional to 587,247.93, 810,363.75 and 345,483.75
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Solution
The fourth proportional to 587,247.93, 810,363.75 and 345,483.75 is: 476,744.99
Step by Step Solution
- Step 1: Write the proportion equation
587,247.93 : 810,363.75 = 345,483.75 : x - Step 2: Convert to fraction form
587,247.93/810,363.75 = 345,483.75/x - Step 3: Cross multiply
587,247.93x = 810,363.75 × 345,483.75 - Step 4: Simplify right side
587,247.93x = 279,967,507,214.06 - Step 5: Solve for x
x = 279,967,507,214.06/587,247.93 - Step 6: Final answer
x = 476,744.99
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1.5x scale
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.