Finding the Fourth Proportional to 831,758.30, 1,246,769.12 and 603,502.46
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Solution
The fourth proportional to 831,758.30, 1,246,769.12 and 603,502.46 is: 904,623.65
Step by Step Solution
- Step 1: Write the proportion equation
831,758.30 : 1,246,769.12 = 603,502.46 : x - Step 2: Convert to fraction form
831,758.30/1,246,769.12 = 603,502.46/x - Step 3: Cross multiply
831,758.30x = 1,246,769.12 × 603,502.46 - Step 4: Simplify right side
831,758.30x = 752,428,230,972.04 - Step 5: Solve for x
x = 752,428,230,972.04/831,758.30 - Step 6: Final answer
x = 904,623.65
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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.