Finding the Fourth Proportional to 405,202.99, 607,613.73 and 236,771.95
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Solution
The fourth proportional to 405,202.99, 607,613.73 and 236,771.95 is: 355,046.46
Step by Step Solution
- Step 1: Write the proportion equation
405,202.99 : 607,613.73 = 236,771.95 : x - Step 2: Convert to fraction form
405,202.99/607,613.73 = 236,771.95/x - Step 3: Cross multiply
405,202.99x = 607,613.73 × 236,771.95 - Step 4: Simplify right side
405,202.99x = 143,865,887,698.87 - Step 5: Solve for x
x = 143,865,887,698.87/405,202.99 - Step 6: Final answer
x = 355,046.46
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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.