Finding the Fourth Proportional to 672,614.08, 928,178.58 and 366,683.02
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Solution
The fourth proportional to 672,614.08, 928,178.58 and 366,683.02 is: 506,006.84
Step by Step Solution
- Step 1: Write the proportion equation
672,614.08 : 928,178.58 = 366,683.02 : x - Step 2: Convert to fraction form
672,614.08/928,178.58 = 366,683.02/x - Step 3: Cross multiply
672,614.08x = 928,178.58 × 366,683.02 - Step 4: Simplify right side
672,614.08x = 340,347,324,813.71 - Step 5: Solve for x
x = 340,347,324,813.71/672,614.08 - Step 6: Final answer
x = 506,006.84
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1.5x scale
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.