Finding the Fourth Proportional to 402,018.24, 602,239.20 and 233,183.88
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Solution
The fourth proportional to 402,018.24, 602,239.20 and 233,183.88 is: 349,318.66
Step by Step Solution
- Step 1: Write the proportion equation
402,018.24 : 602,239.20 = 233,183.88 : x - Step 2: Convert to fraction form
402,018.24/602,239.20 = 233,183.88/x - Step 3: Cross multiply
402,018.24x = 602,239.20 × 233,183.88 - Step 4: Simplify right side
402,018.24x = 140,432,473,344.10 - Step 5: Solve for x
x = 140,432,473,344.10/402,018.24 - Step 6: Final answer
x = 349,318.66
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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.