Finding the Fourth Proportional to 514,302.09, 768,325.36 and 332,909.79
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Solution
The fourth proportional to 514,302.09, 768,325.36 and 332,909.79 is: 497,340.06
Step by Step Solution
- Step 1: Write the proportion equation
514,302.09 : 768,325.36 = 332,909.79 : x - Step 2: Convert to fraction form
514,302.09/768,325.36 = 332,909.79/x - Step 3: Cross multiply
514,302.09x = 768,325.36 × 332,909.79 - Step 4: Simplify right side
514,302.09x = 255,783,034,249.27 - Step 5: Solve for x
x = 255,783,034,249.27/514,302.09 - Step 6: Final answer
x = 497,340.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.