Finding the Fourth Proportional to 435,363.09, 652,792.41 and 168,811.53
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Solution
The fourth proportional to 435,363.09, 652,792.41 and 168,811.53 is: 253,119.50
Step by Step Solution
- Step 1: Write the proportion equation
435,363.09 : 652,792.41 = 168,811.53 : x - Step 2: Convert to fraction form
435,363.09/652,792.41 = 168,811.53/x - Step 3: Cross multiply
435,363.09x = 652,792.41 × 168,811.53 - Step 4: Simplify right side
435,363.09x = 110,198,885,504.49 - Step 5: Solve for x
x = 110,198,885,504.49/435,363.09 - Step 6: Final answer
x = 253,119.50
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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.