Finding the Fourth Proportional to 414,189.18, 620,373.06 and 342,297.09
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Solution
The fourth proportional to 414,189.18, 620,373.06 and 342,297.09 is: 512,693.00
Step by Step Solution
- Step 1: Write the proportion equation
414,189.18 : 620,373.06 = 342,297.09 : x - Step 2: Convert to fraction form
414,189.18/620,373.06 = 342,297.09/x - Step 3: Cross multiply
414,189.18x = 620,373.06 × 342,297.09 - Step 4: Simplify right side
414,189.18x = 212,351,893,152.40 - Step 5: Solve for x
x = 212,351,893,152.40/414,189.18 - Step 6: Final answer
x = 512,693.00
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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.