Finding the Fourth Proportional to 383,587.70, 529,577.84 and 341,028.48
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Solution
The fourth proportional to 383,587.70, 529,577.84 and 341,028.48 is: 470,820.95
Step by Step Solution
- Step 1: Write the proportion equation
383,587.70 : 529,577.84 = 341,028.48 : x - Step 2: Convert to fraction form
383,587.70/529,577.84 = 341,028.48/x - Step 3: Cross multiply
383,587.70x = 529,577.84 × 341,028.48 - Step 4: Simplify right side
383,587.70x = 180,601,125,816.88 - Step 5: Solve for x
x = 180,601,125,816.88/383,587.70 - Step 6: Final answer
x = 470,820.95
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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.