Finding the Fourth Proportional to 524,714.95, 786,408.09 and 335,102.05
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Solution
The fourth proportional to 524,714.95, 786,408.09 and 335,102.05 is: 502,228.81
Step by Step Solution
- Step 1: Write the proportion equation
524,714.95 : 786,408.09 = 335,102.05 : x - Step 2: Convert to fraction form
524,714.95/786,408.09 = 335,102.05/x - Step 3: Cross multiply
524,714.95x = 786,408.09 × 335,102.05 - Step 4: Simplify right side
524,714.95x = 263,526,963,095.58 - Step 5: Solve for x
x = 263,526,963,095.58/524,714.95 - Step 6: Final answer
x = 502,228.81
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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.