Finding the Fourth Proportional to 518,846.15, 778,227.68 and 230,747.00
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Solution
The fourth proportional to 518,846.15, 778,227.68 and 230,747.00 is: 346,102.02
Step by Step Solution
- Step 1: Write the proportion equation
518,846.15 : 778,227.68 = 230,747.00 : x - Step 2: Convert to fraction form
518,846.15/778,227.68 = 230,747.00/x - Step 3: Cross multiply
518,846.15x = 778,227.68 × 230,747.00 - Step 4: Simplify right side
518,846.15x = 179,573,699,162.69 - Step 5: Solve for x
x = 179,573,699,162.69/518,846.15 - Step 6: Final answer
x = 346,102.02
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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.