Finding the Fourth Proportional to 604,234.56, 833,853.87 and 346,134.09
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Solution
The fourth proportional to 604,234.56, 833,853.87 and 346,134.09 is: 477,670.87
Step by Step Solution
- Step 1: Write the proportion equation
604,234.56 : 833,853.87 = 346,134.09 : x - Step 2: Convert to fraction form
604,234.56/833,853.87 = 346,134.09/x - Step 3: Cross multiply
604,234.56x = 833,853.87 × 346,134.09 - Step 4: Simplify right side
604,234.56x = 288,625,250,485.43 - Step 5: Solve for x
x = 288,625,250,485.43/604,234.56 - Step 6: Final answer
x = 477,670.87
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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.