Finding the Fourth Proportional to 457,024.10, 685,536.15 and 453,913.70
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Solution
The fourth proportional to 457,024.10, 685,536.15 and 453,913.70 is: 680,870.55
Step by Step Solution
- Step 1: Write the proportion equation
457,024.10 : 685,536.15 = 453,913.70 : x - Step 2: Convert to fraction form
457,024.10/685,536.15 = 453,913.70/x - Step 3: Cross multiply
457,024.10x = 685,536.15 × 453,913.70 - Step 4: Simplify right side
457,024.10x = 311,174,250,330.26 - Step 5: Solve for x
x = 311,174,250,330.26/457,024.10 - Step 6: Final answer
x = 680,870.55
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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.