Finding the Fourth Proportional to 426,434.41, 587,778.67 and 302,297.70
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Solution
The fourth proportional to 426,434.41, 587,778.67 and 302,297.70 is: 416,674.02
Step by Step Solution
- Step 1: Write the proportion equation
426,434.41 : 587,778.67 = 302,297.70 : x - Step 2: Convert to fraction form
426,434.41/587,778.67 = 302,297.70/x - Step 3: Cross multiply
426,434.41x = 587,778.67 × 302,297.70 - Step 4: Simplify right side
426,434.41x = 177,684,140,050.06 - Step 5: Solve for x
x = 177,684,140,050.06/426,434.41 - Step 6: Final answer
x = 416,674.02
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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.