Finding the Fourth Proportional to 435,756.57, 653,487.86 and 165,820.62
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Solution
The fourth proportional to 435,756.57, 653,487.86 and 165,820.62 is: 248,674.99
Step by Step Solution
- Step 1: Write the proportion equation
435,756.57 : 653,487.86 = 165,820.62 : x - Step 2: Convert to fraction form
435,756.57/653,487.86 = 165,820.62/x - Step 3: Cross multiply
435,756.57x = 653,487.86 × 165,820.62 - Step 4: Simplify right side
435,756.57x = 108,361,761,278.57 - Step 5: Solve for x
x = 108,361,761,278.57/435,756.57 - Step 6: Final answer
x = 248,674.99
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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.