Finding the Fourth Proportional to 454,368.99, 627,003.62 and 250,419.28
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Solution
The fourth proportional to 454,368.99, 627,003.62 and 250,419.28 is: 345,564.50
Step by Step Solution
- Step 1: Write the proportion equation
454,368.99 : 627,003.62 = 250,419.28 : x - Step 2: Convert to fraction form
454,368.99/627,003.62 = 250,419.28/x - Step 3: Cross multiply
454,368.99x = 627,003.62 × 250,419.28 - Step 4: Simplify right side
454,368.99x = 157,013,794,136.33 - Step 5: Solve for x
x = 157,013,794,136.33/454,368.99 - Step 6: Final answer
x = 345,564.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.