Finding the Fourth Proportional to 665,521.14, 998,337.06 and 216,232.06
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Solution
The fourth proportional to 665,521.14, 998,337.06 and 216,232.06 is: 324,366.07
Step by Step Solution
- Step 1: Write the proportion equation
665,521.14 : 998,337.06 = 216,232.06 : x - Step 2: Convert to fraction form
665,521.14/998,337.06 = 216,232.06/x - Step 3: Cross multiply
665,521.14x = 998,337.06 × 216,232.06 - Step 4: Simplify right side
665,521.14x = 215,872,479,058.14 - Step 5: Solve for x
x = 215,872,479,058.14/665,521.14 - Step 6: Final answer
x = 324,366.07
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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.