Finding the Fourth Proportional to 376,047.42, 518,973.93 and 214,909.26
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Solution
The fourth proportional to 376,047.42, 518,973.93 and 214,909.26 is: 296,591.06
Step by Step Solution
- Step 1: Write the proportion equation
376,047.42 : 518,973.93 = 214,909.26 : x - Step 2: Convert to fraction form
376,047.42/518,973.93 = 214,909.26/x - Step 3: Cross multiply
376,047.42x = 518,973.93 × 214,909.26 - Step 4: Simplify right side
376,047.42x = 111,532,303,255.59 - Step 5: Solve for x
x = 111,532,303,255.59/376,047.42 - Step 6: Final answer
x = 296,591.06
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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.