Finding the Fourth Proportional to 401,379.79, 602,170.02 and 283,281.79
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Solution
The fourth proportional to 401,379.79, 602,170.02 and 283,281.79 is: 424,993.50
Step by Step Solution
- Step 1: Write the proportion equation
401,379.79 : 602,170.02 = 283,281.79 : x - Step 2: Convert to fraction form
401,379.79/602,170.02 = 283,281.79/x - Step 3: Cross multiply
401,379.79x = 602,170.02 × 283,281.79 - Step 4: Simplify right side
401,379.79x = 170,583,801,149.94 - Step 5: Solve for x
x = 170,583,801,149.94/401,379.79 - Step 6: Final answer
x = 424,993.50
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1.5x scale
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.