Finding the Fourth Proportional to 342,383.19, 513,154.14 and 192,308.01
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Solution
The fourth proportional to 342,383.19, 513,154.14 and 192,308.01 is: 288,225.75
Step by Step Solution
- Step 1: Write the proportion equation
342,383.19 : 513,154.14 = 192,308.01 : x - Step 2: Convert to fraction form
342,383.19/513,154.14 = 192,308.01/x - Step 3: Cross multiply
342,383.19x = 513,154.14 × 192,308.01 - Step 4: Simplify right side
342,383.19x = 98,683,651,486.66 - Step 5: Solve for x
x = 98,683,651,486.66/342,383.19 - Step 6: Final answer
x = 288,225.75
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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.