Finding the Fourth Proportional to 436,448.18, 602,208.18 and 255,125.06
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Solution
The fourth proportional to 436,448.18, 602,208.18 and 255,125.06 is: 352,019.79
Step by Step Solution
- Step 1: Write the proportion equation
436,448.18 : 602,208.18 = 255,125.06 : x - Step 2: Convert to fraction form
436,448.18/602,208.18 = 255,125.06/x - Step 3: Cross multiply
436,448.18x = 602,208.18 × 255,125.06 - Step 4: Simplify right side
436,448.18x = 153,638,398,054.99 - Step 5: Solve for x
x = 153,638,398,054.99/436,448.18 - Step 6: Final answer
x = 352,019.79
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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.