Finding the Fourth Proportional to 403,350.24, 605,094.48 and 122,815.20
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Solution
The fourth proportional to 403,350.24, 605,094.48 and 122,815.20 is: 184,243.85
Step by Step Solution
- Step 1: Write the proportion equation
403,350.24 : 605,094.48 = 122,815.20 : x - Step 2: Convert to fraction form
403,350.24/605,094.48 = 122,815.20/x - Step 3: Cross multiply
403,350.24x = 605,094.48 × 122,815.20 - Step 4: Simplify right side
403,350.24x = 74,314,799,580.10 - Step 5: Solve for x
x = 74,314,799,580.10/403,350.24 - Step 6: Final answer
x = 184,243.85
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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.