Finding the Fourth Proportional to 416,130.05, 623,693.14 and 202,577.87
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Solution
The fourth proportional to 416,130.05, 623,693.14 and 202,577.87 is: 303,622.46
Step by Step Solution
- Step 1: Write the proportion equation
416,130.05 : 623,693.14 = 202,577.87 : x - Step 2: Convert to fraction form
416,130.05/623,693.14 = 202,577.87/x - Step 3: Cross multiply
416,130.05x = 623,693.14 × 202,577.87 - Step 4: Simplify right side
416,130.05x = 126,346,427,834.81 - Step 5: Solve for x
x = 126,346,427,834.81/416,130.05 - Step 6: Final answer
x = 303,622.46
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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.