Finding the Fourth Proportional to 405,530.53, 608,330.40 and 106,010.63
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Solution
The fourth proportional to 405,530.53, 608,330.40 and 106,010.63 is: 159,024.99
Step by Step Solution
- Step 1: Write the proportion equation
405,530.53 : 608,330.40 = 106,010.63 : x - Step 2: Convert to fraction form
405,530.53/608,330.40 = 106,010.63/x - Step 3: Cross multiply
405,530.53x = 608,330.40 × 106,010.63 - Step 4: Simplify right side
405,530.53x = 64,489,488,422.10 - Step 5: Solve for x
x = 64,489,488,422.10/405,530.53 - Step 6: Final answer
x = 159,024.99
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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.