Finding the Fourth Proportional to 445,496.49, 668,177.08 and 145,970.44
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Solution
The fourth proportional to 445,496.49, 668,177.08 and 145,970.44 is: 218,933.49
Step by Step Solution
- Step 1: Write the proportion equation
445,496.49 : 668,177.08 = 145,970.44 : x - Step 2: Convert to fraction form
445,496.49/668,177.08 = 145,970.44/x - Step 3: Cross multiply
445,496.49x = 668,177.08 × 145,970.44 - Step 4: Simplify right side
445,496.49x = 97,534,102,365.52 - Step 5: Solve for x
x = 97,534,102,365.52/445,496.49 - Step 6: Final answer
x = 218,933.49
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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.