Finding the Fourth Proportional to 302,320.05, 417,211.56 and 166,363.82
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Solution
The fourth proportional to 302,320.05, 417,211.56 and 166,363.82 is: 229,587.52
Step by Step Solution
- Step 1: Write the proportion equation
302,320.05 : 417,211.56 = 166,363.82 : x - Step 2: Convert to fraction form
302,320.05/417,211.56 = 166,363.82/x - Step 3: Cross multiply
302,320.05x = 417,211.56 × 166,363.82 - Step 4: Simplify right side
302,320.05x = 69,408,910,695.06 - Step 5: Solve for x
x = 69,408,910,695.06/302,320.05 - Step 6: Final answer
x = 229,587.52
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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.