Finding the Fourth Proportional to 635,605.79, 953,408.70 and 236,347.07
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Solution
The fourth proportional to 635,605.79, 953,408.70 and 236,347.07 is: 354,520.61
Step by Step Solution
- Step 1: Write the proportion equation
635,605.79 : 953,408.70 = 236,347.07 : x - Step 2: Convert to fraction form
635,605.79/953,408.70 = 236,347.07/x - Step 3: Cross multiply
635,605.79x = 953,408.70 × 236,347.07 - Step 4: Simplify right side
635,605.79x = 225,335,355,141.03 - Step 5: Solve for x
x = 225,335,355,141.03/635,605.79 - Step 6: Final answer
x = 354,520.61
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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.