Finding the Fourth Proportional to 369,653.84, 510,201.36 and 233,601.20
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Solution
The fourth proportional to 369,653.84, 510,201.36 and 233,601.20 is: 322,419.62
Step by Step Solution
- Step 1: Write the proportion equation
369,653.84 : 510,201.36 = 233,601.20 : x - Step 2: Convert to fraction form
369,653.84/510,201.36 = 233,601.20/x - Step 3: Cross multiply
369,653.84x = 510,201.36 × 233,601.20 - Step 4: Simplify right side
369,653.84x = 119,183,649,937.63 - Step 5: Solve for x
x = 119,183,649,937.63/369,653.84 - Step 6: Final answer
x = 322,419.62
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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.