Finding the Fourth Proportional to 913,622.63, 1,260,687.74 and 526,563.26
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Solution
The fourth proportional to 913,622.63, 1,260,687.74 and 526,563.26 is: 726,593.03
Step by Step Solution
- Step 1: Write the proportion equation
913,622.63 : 1,260,687.74 = 526,563.26 : x - Step 2: Convert to fraction form
913,622.63/1,260,687.74 = 526,563.26/x - Step 3: Cross multiply
913,622.63x = 1,260,687.74 × 526,563.26 - Step 4: Simplify right side
913,622.63x = 663,831,837,280.18 - Step 5: Solve for x
x = 663,831,837,280.18/913,622.63 - Step 6: Final answer
x = 726,593.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.