Finding the Fourth Proportional to 506,480.14, 759,439.73 and 207,170.90
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Solution
The fourth proportional to 506,480.14, 759,439.73 and 207,170.90 is: 310,641.62
Step by Step Solution
- Step 1: Write the proportion equation
506,480.14 : 759,439.73 = 207,170.90 : x - Step 2: Convert to fraction form
506,480.14/759,439.73 = 207,170.90/x - Step 3: Cross multiply
506,480.14x = 759,439.73 × 207,170.90 - Step 4: Simplify right side
506,480.14x = 157,333,811,928.49 - Step 5: Solve for x
x = 157,333,811,928.49/506,480.14 - Step 6: Final answer
x = 310,641.62
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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.