Finding the Fourth Proportional to 1,149,153.49, 1,723,725.58 and 350,432.72
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Solution
The fourth proportional to 1,149,153.49, 1,723,725.58 and 350,432.72 is: 525,647.66
Step by Step Solution
- Step 1: Write the proportion equation
1,149,153.49 : 1,723,725.58 = 350,432.72 : x - Step 2: Convert to fraction form
1,149,153.49/1,723,725.58 = 350,432.72/x - Step 3: Cross multiply
1,149,153.49x = 1,723,725.58 × 350,432.72 - Step 4: Simplify right side
1,149,153.49x = 604,049,841,780.81 - Step 5: Solve for x
x = 604,049,841,780.81/1,149,153.49 - Step 6: Final answer
x = 525,647.66
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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.