Finding the Fourth Proportional to 607,442.90, 838,267.99 and 335,529.54
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Solution
The fourth proportional to 607,442.90, 838,267.99 and 335,529.54 is: 463,028.99
Step by Step Solution
- Step 1: Write the proportion equation
607,442.90 : 838,267.99 = 335,529.54 : x - Step 2: Convert to fraction form
607,442.90/838,267.99 = 335,529.54/x - Step 3: Cross multiply
607,442.90x = 838,267.99 × 335,529.54 - Step 4: Simplify right side
607,442.90x = 281,263,672,242.60 - Step 5: Solve for x
x = 281,263,672,242.60/607,442.90 - Step 6: Final answer
x = 463,028.99
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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.