Finding the Fourth Proportional to 498,427.60, 746,750.40 and 303,325.60
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Solution
The fourth proportional to 498,427.60, 746,750.40 and 303,325.60 is: 454,446.17
Step by Step Solution
- Step 1: Write the proportion equation
498,427.60 : 746,750.40 = 303,325.60 : x - Step 2: Convert to fraction form
498,427.60/746,750.40 = 303,325.60/x - Step 3: Cross multiply
498,427.60x = 746,750.40 × 303,325.60 - Step 4: Simplify right side
498,427.60x = 226,508,513,130.24 - Step 5: Solve for x
x = 226,508,513,130.24/498,427.60 - Step 6: Final answer
x = 454,446.17
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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.