Finding the Fourth Proportional to 619,564.68, 929,402.36 and 193,104.12
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Solution
The fourth proportional to 619,564.68, 929,402.36 and 193,104.12 is: 289,673.43
Step by Step Solution
- Step 1: Write the proportion equation
619,564.68 : 929,402.36 = 193,104.12 : x - Step 2: Convert to fraction form
619,564.68/929,402.36 = 193,104.12/x - Step 3: Cross multiply
619,564.68x = 929,402.36 × 193,104.12 - Step 4: Simplify right side
619,564.68x = 179,471,424,853.72 - Step 5: Solve for x
x = 179,471,424,853.72/619,564.68 - Step 6: Final answer
x = 289,673.43
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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.