Finding the Fourth Proportional to 436,459.24, 602,338.44 and 291,014.02
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Solution
The fourth proportional to 436,459.24, 602,338.44 and 291,014.02 is: 401,615.81
Step by Step Solution
- Step 1: Write the proportion equation
436,459.24 : 602,338.44 = 291,014.02 : x - Step 2: Convert to fraction form
436,459.24/602,338.44 = 291,014.02/x - Step 3: Cross multiply
436,459.24x = 602,338.44 × 291,014.02 - Step 4: Simplify right side
436,459.24x = 175,288,930,824.93 - Step 5: Solve for x
x = 175,288,930,824.93/436,459.24 - Step 6: Final answer
x = 401,615.81
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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.