Finding the Fourth Proportional to 613,279.35, 919,922.48 and 546,122.63
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Solution
The fourth proportional to 613,279.35, 919,922.48 and 546,122.63 is: 819,187.02
Step by Step Solution
- Step 1: Write the proportion equation
613,279.35 : 919,922.48 = 546,122.63 : x - Step 2: Convert to fraction form
613,279.35/919,922.48 = 546,122.63/x - Step 3: Cross multiply
613,279.35x = 919,922.48 × 546,122.63 - Step 4: Simplify right side
613,279.35x = 502,390,481,667.62 - Step 5: Solve for x
x = 502,390,481,667.62/613,279.35 - Step 6: Final answer
x = 819,187.02
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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.