Finding the Fourth Proportional to 435,480.53, 653,052.31 and 169,205.99
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Solution
The fourth proportional to 435,480.53, 653,052.31 and 169,205.99 is: 253,743.51
Step by Step Solution
- Step 1: Write the proportion equation
435,480.53 : 653,052.31 = 169,205.99 : x - Step 2: Convert to fraction form
435,480.53/653,052.31 = 169,205.99/x - Step 3: Cross multiply
435,480.53x = 653,052.31 × 169,205.99 - Step 4: Simplify right side
435,480.53x = 110,500,358,947.06 - Step 5: Solve for x
x = 110,500,358,947.06/435,480.53 - Step 6: Final answer
x = 253,743.51
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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.