Finding the Fourth Proportional to 634,209.64, 950,138.22 and 453,923.08
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Solution
The fourth proportional to 634,209.64, 950,138.22 and 453,923.08 is: 680,042.75
Step by Step Solution
- Step 1: Write the proportion equation
634,209.64 : 950,138.22 = 453,923.08 : x - Step 2: Convert to fraction form
634,209.64/950,138.22 = 453,923.08/x - Step 3: Cross multiply
634,209.64x = 950,138.22 × 453,923.08 - Step 4: Simplify right side
634,209.64x = 431,289,667,248.12 - Step 5: Solve for x
x = 431,289,667,248.12/634,209.64 - Step 6: Final answer
x = 680,042.75
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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.