Finding the Fourth Proportional to 684,298.64, 944,302.38 and 374,195.48
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Solution
The fourth proportional to 684,298.64, 944,302.38 and 374,195.48 is: 516,373.50
Step by Step Solution
- Step 1: Write the proportion equation
684,298.64 : 944,302.38 = 374,195.48 : x - Step 2: Convert to fraction form
684,298.64/944,302.38 = 374,195.48/x - Step 3: Cross multiply
684,298.64x = 944,302.38 × 374,195.48 - Step 4: Simplify right side
684,298.64x = 353,353,682,349.24 - Step 5: Solve for x
x = 353,353,682,349.24/684,298.64 - Step 6: Final answer
x = 516,373.50
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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.