Finding the Fourth Proportional to 346,876.36, 520,203.80 and 110,163.67
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Solution
The fourth proportional to 346,876.36, 520,203.80 and 110,163.67 is: 165,210.33
Step by Step Solution
- Step 1: Write the proportion equation
346,876.36 : 520,203.80 = 110,163.67 : x - Step 2: Convert to fraction form
346,876.36/520,203.80 = 110,163.67/x - Step 3: Cross multiply
346,876.36x = 520,203.80 × 110,163.67 - Step 4: Simplify right side
346,876.36x = 57,307,558,730.85 - Step 5: Solve for x
x = 57,307,558,730.85/346,876.36 - Step 6: Final answer
x = 165,210.33
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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.