Finding the Fourth Proportional to 672,698.63, 928,331.36 and 366,772.52
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Solution
The fourth proportional to 672,698.63, 928,331.36 and 366,772.52 is: 506,150.02
Step by Step Solution
- Step 1: Write the proportion equation
672,698.63 : 928,331.36 = 366,772.52 : x - Step 2: Convert to fraction form
672,698.63/928,331.36 = 366,772.52/x - Step 3: Cross multiply
672,698.63x = 928,331.36 × 366,772.52 - Step 4: Simplify right side
672,698.63x = 340,486,425,826.71 - Step 5: Solve for x
x = 340,486,425,826.71/672,698.63 - Step 6: Final answer
x = 506,150.02
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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.