Finding the Fourth Proportional to 302,565.79, 417,537.34 and 166,596.90
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Solution
The fourth proportional to 302,565.79, 417,537.34 and 166,596.90 is: 229,901.82
Step by Step Solution
- Step 1: Write the proportion equation
302,565.79 : 417,537.34 = 166,596.90 : x - Step 2: Convert to fraction form
302,565.79/417,537.34 = 166,596.90/x - Step 3: Cross multiply
302,565.79x = 417,537.34 × 166,596.90 - Step 4: Simplify right side
302,565.79x = 69,560,426,478.25 - Step 5: Solve for x
x = 69,560,426,478.25/302,565.79 - Step 6: Final answer
x = 229,901.82
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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.