Finding the Fourth Proportional to 948,243.76, 1,307,512.24 and 603,533.68
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Solution
The fourth proportional to 948,243.76, 1,307,512.24 and 603,533.68 is: 832,199.17
Step by Step Solution
- Step 1: Write the proportion equation
948,243.76 : 1,307,512.24 = 603,533.68 : x - Step 2: Convert to fraction form
948,243.76/1,307,512.24 = 603,533.68/x - Step 3: Cross multiply
948,243.76x = 1,307,512.24 × 603,533.68 - Step 4: Simplify right side
948,243.76x = 789,127,673,852.24 - Step 5: Solve for x
x = 789,127,673,852.24/948,243.76 - Step 6: Final answer
x = 832,199.17
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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.