Finding the Fourth Proportional to 435,409.16, 652,771.51 and 275,148.02
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Solution
The fourth proportional to 435,409.16, 652,771.51 and 275,148.02 is: 412,505.76
Step by Step Solution
- Step 1: Write the proportion equation
435,409.16 : 652,771.51 = 275,148.02 : x - Step 2: Convert to fraction form
435,409.16/652,771.51 = 275,148.02/x - Step 3: Cross multiply
435,409.16x = 652,771.51 × 275,148.02 - Step 4: Simplify right side
435,409.16x = 179,608,787,113.17 - Step 5: Solve for x
x = 179,608,787,113.17/435,409.16 - Step 6: Final answer
x = 412,505.76
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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.